Dictionary of Industrial Terms
Dictionary of Industrial Terms
Editor/Author
Holloway, Michael D. and Nwaoha, Chikezie
Publication Year: 2012
Publisher: Wiley
Price: Core Collection Only

ISBN: 978-1-11-834457-6
Category: Technology & Engineering - Engineering
Image Count:
26
Book Status: Available
Table of Contents
This is the most comprehensive dictionary of maintenance and reliability terms ever compiled, covering the process, manufacturing, and other related industries, every major area of engineering used in industry, and more. The entries are all alphabetically arranged and include special features to encourage usage and understanding. They are supplemented by hundreds of figures and tables that clearly demonstrate the principles & concepts behind important process control, instrumentation, reliability, machinery, asset management, lubrication, corrosion, and much much more.
This book is found in the following Credo Collections:
Table of Contents
- List of Contributors
- Foreword
- Preface
- A
- A Class Items
- A priori analyses
- A Programmable Logic Controller (PLC, or Programmable Controller)
- A to D or A/D Converter
- A.C. Electrical Variable Speed Ratio
- A.G.M.A.
- A.S.T.M. = American Society for Testing Materials”
- A/F
- AAM
- AAMA
- AAR
- A-Arm
- A-arms
- ABAP
- ABB
- ABC
- ABC Classification
- ABCD Checklist
- ABIL
- Abnormal Demand
- ABOT
- Above ground level (AGL)
- Above sea level (ASL)
- Abradable Coatings
- Abrasion
- Abrasion
- Abrasion Resistance
- Abrasive Blasting
- Abrasive Wear
- Abrasive Wear
- Abrasive Wear
- Abrasive Wear
- Absenteeism
- Absenteeism
- Absolute
- Absolute Filtration Rating
- Absolute Losses
- Absolute Losses
- Absolute Pressure
- Absolute Pressure
- Absolute Pressure Sensor
- Absolute risk
- Absolute risk difference
- Absolute risk difference
- Absolute risk reduction (ARR)
- Absolute Viscosity
- Absolute Zero
- Absorbent filter
- Absorbents
- Absorbing Well
- Absorption
- Absorption
- Absorption Costing
- Abstract
- Abyssinian well
- ac
- AC Fine Test Dust (ACFTD)
- AC Fine Test Dust (ACFTD)
- ACAS
- ACC
- Accelerated Life Testing
- Accelerated Life Testing
- Accelerated Stress Testing
- Acceleration
- Acceleration
- Acceleration
- Acceleration
- Acceleration East
- Acceleration North
- Acceleration Stress
- Accelerator
- Accelerometer
- Accept
- Acceptable Quality Level (AQL)
- Acceptance (of Goods)
- Acceptance of Offer (by Post, Fax or E-mail)
- Access tunnel
- Accident
- Account (An)
- Accounting Equation
- Accounts (Type of)
- Accrual
- Accumulating Conveyor
- Accumulation Conveyor
- Accumulator
- Accumulator
- Accuracy
- Accuracy
- Accuracy
- Accuracy
- Accuracy (of a measurement)
- ACE
- ACEA
- ACERT
- Acetal
- Acetyl
- Acetylene C2H2 (ethyne)
- acfm
- Acid
- Acid
- Acid
- Acid
- Acid Number
- Acid Number
- Acid Sludge
- Acid Treating
- Acidity
- Acidity
- Acidosis
- Acknowledgment
- Acorn Nut
- Acoustic Emission
- Acoustic Emission Analysis
- Acoustic Emission Analysis
- Acoustic Ultrasound
- Acquire
- Acrylic
- Acrylic
- Acrylonitrile-Butadiene-Styrene (ABS)
- ACS
- ACSI
- Action Date
- Activate
- Activated Alumina
- Active Model Capture
- Activity (ai)
- Activity Based Costing (ABC)
- Activity Based Costing (ABC)
- Activity Coefficient (fi)
- Activity-Based Costing System
- Actuarial Analysis
- Actuator
- Actuator
- Actuator
- Actuator
- Acute Angle
- ACV
- Ad Valorem
- Adaptive Automatic Transmission
- Adaptive Cruise Control
- Adaptive Exponential Smoothing
- Adaptor
- ADC
- ADC
- ADC
- ADC
- Added Value
- Addendum
- Additive
- Additive
- Additive
- Additive Level
- Additive model
- Additive stability
- Additives
- Address
- ADE
- Adhesion
- Adhesion
- Adhesive Wear
- Adhesive wear
- Adhesive Wear
- Adiabatic
- Adjacent
- Adjustable Suspension
- Adjusted analysis
- Adjustment
- Administrative Costs
- Administrator (of a Cochrane Review Group)
- Adminors
- ADSL
- Adsorbent Filter
- Adsorption
- Adsorption
- Adsorption
- Adsorption
- Adsorptive Filtration
- Adust
- Advance Shipping Notice
- Advanced Mobile Phone System
- Advanced Planning and Scheduling
- Advanced planning and scheduling system
- Advanced Power Management
- Advanced Product Quality Planning
- Advanced product quality planning
- Adverse effect
- Adverse event
- Adverse reaction
- Advice Note
- Advisory
- AECC
- AEG
- AEI
- AEN
- Aeration
- Aeration
- Aerobe
- Aerodynamic Noise
- Aerodynamics
- Aerosol
- Aerotight Nut
- AEU
- AFC
- Affirmative Action
- AFI
- AFNOR
- After Sales Service
- After Sales Service
- Aftermarket
- AFV
- Age Hardening
- Agent (legal)
- Agglomerate
- Agglomerated Powder
- Agglomeration
- Aggregate data
- Aggregate Strength
- Agile Manufacturing
- Agile manufacturing
- AGMA
- AGMA Lubricant Numbers
- AGR slant range
- Agrochemical
- AGV (Automated Guided Vehicle)
- AH
- AHEM
- AI
- AIAG
- AIAM
- AIChE
- AID
- AIDAS
- Aiding
- Aileron
- AIM
- AIM
- AIMS
- Air Bag
- Air Bleeder
- Air Breather
- Air classification
- Air Data Computer (ADC)
- Air data dead reckoning (ADDR0)
- Air Entrainment
- Air Filter
- Air flow
- Air Gap
- Air horsepower
- Air Injection
- Air inlet
- Air Lock Civil Engineering
- Air lock Civil Engineering
- Air Motor
- Air pressure
- Air Set
- Air Suspension
- Air Traffic Control (ATC)
- Air Vent
- Air, Compressed
- Air/Oil Systems
- Aircraft Cables
- Airfoil
- Air-Gap Solenoid
- Air-ground ranging (AGR)
- Air-mass flight path angle
- Air-To-Close
- Air-To-Open
- AIT
- AK
- ALAPCO
- Alcohols
- Aldehyde
- ALE
- Algae
- Algae
- Algae
- Algaecide
- Algorithms
- ALI
- Aliasing
- Alignment
- Alignment
- Alignment
- Alignment (Precision)
- Aliphatic
- Aliquot
- Alkali
- Alkali
- Alkali
- Alkalinity
- Alkenes
- Alkyd Resin
- Alkyds
- All Purpose Cleaner
- All Time Order
- All Time Supply
- AllChemE
- Alliance
- Alliance (Contract)
- Alligator Lacing
- Allocation
- Allocation Basis
- Allocation concealment
- Allowable total error, Tea
- Allowance
- Alloy 11
- Alloy 200/226
- Alloy 203/225
- Alloy 203/225
- Alloy 405/426
- Alloy Wheels
- All-Wheel Drive
- Almen EP Lubricant Tester
- ALOMEGA®
- Alpha
- Alpha Risk
- Alphanumeric
- Alpha-Numeric
- Alphanumeric Code
- alt
- Alternate Angle
- Alternate Lay
- Alternating Current
- Alternating Current (AC)
- Alternating Current (AC)
- Alternating Current Resistance
- Alternative Investment Market
- Alternator
- ALU
- Alumel
- Aluminizing (gas)
- Aluminizing (hot dip)
- Aluminizing (Thermal Spray Method)
- Aluminum Ion Plating
- Aluminum
- Aluminum Alloy
- Always-on
- AM
- Amalgamated Society of Engineers
- amb
- Ambient
- Ambient
- Ambient
- Ambient Compensation
- Ambient Conditions
- Ambient Dew Point
- Ambient Temperature
- Ambient Temperature
- Ambient Temperature
- Ambient Temperature
- Ambient Temperature Sensor
- Ambient wet-bulb temperature
- American Wire Gage (AWG)
- American Wire Gauge
- AMH
- Amines
- Ammeter
- Ammonia
- Ammonium
- Amorphous
- Amorphous solid
- Amortization
- Ampacity
- Ampacity
- Ampere
- Ampere
- Ampere (amp)
- Amplifier
- Amplifier
- Amplifier Class
- Amplitude
- Amplitude Modulation
- Amplitude Span
- AMPM
- AMR
- AMSAA model
- Anaerobe (facultative)
- Anaerobe (strict)
- Anaerobic Adhesive
- Analog
- Analog Output
- Analog Output
- Analog Output
- Analog Switch
- Analog Temperature Sensor
- Analog-to-Digital Converter (A/D or ADC)
- Analogue
- Analogy
- Analysis
- Analysis
- Analysis of Features
- Analysis Of Variance (ANOVA)
- Analysis of variance, ANOVA
- Analyte
- Analytic process, system
- Analytical error
- Analytical Ferrography
- Analytical measurement range, AMR
- Analytical quality assurance (AQA)
- Analytical quality requirement
- Analytical run
- Analytical sensitivity
- Analytical specificity
- Ancestor
- Anchor
- Anchor bolt
- Anchor casting
- Anchor span
- Anchorage
- AND
- AND Logic
- Andon
- Andon Board
- Anecdote
- ANFAVEA
- Angle
- Angle Controlled Tightening
- Angle Valve
- Angstrom
- Angstrom
- Angular Frequency
- Anhydride
- Anhydrous
- Anhydrous
- Aniline Point
- Aniline Point
- Anion
- Anion
- Anion
- ANIQ
- Anisotropy
- ANN
- ANN
- Anneal
- Annual efficiency
- Annual Inventory Turns
- Annual Inventory Turns
- Annual Maintenance Cost
- Annual Stock Check
- Annual Total Inventory Turns
- Annual Usage Value (AUV)
- Annular Down-hole Safety Valves (ADHSV)
- Anode
- Anode
- Anode
- Anodic area
- Anodic Coating
- Anodizing
- Anomaly
- Anomaly
- ANOVA
- ANOVA (Single Factor, analysis of variances)
- ANPRM
- ANS
- ANSI
- ANSI ASC X.121
- ANSI Class
- ANSI/ISO/ASQC Q9000
- Anti
- Anti:Ozonant
- Anti-Aliasing
- Antibacterial
- Anti-Cavitation Trim
- Anticipated Delay Report
- Anticipation Stock
- Antifoam
- Anti-Foam Additive
- Antifoam Agent
- Antifreeze
- Anti-friction Bearing
- Anti-friction Bearing
- Anti-Friction Coating
- Anti-Lock Brake System (ABS)
- Anti-Lock Brakes (ABS)
- Antimicrobial
- Anti-Oxidant (oxidation inhibitor)
- Anti-oxidants
- Anti-Reset Windup
- Anti-Roll Bar
- Anti-Roll Bar
- Anti-Seize Compound
- Antiseptic
- Antiskid System
- Antistatic Additive
- Antistatic Additive
- Antiwear Additives
- Antiwear Agents
- Antonomasia
- ANX
- AO
- AOC
- AOCS
- AOG
- AOI
- AOQ
- AOQL
- APC
- APDF-DEC
- APE
- Aperture
- Aperture
- Apex
- API
- API
- API Engine Service Categories
- API Engine Service Categories
- API Gravity
- API SJ
- API SL
- API SM
- API SN
- APICS
- A-Pillar
- APL
- APO
- Apparent Density
- Apparent Hardness
- Apparent Viscosity
- Apparent Viscosity
- Apparent Viscosity
- Appearance
- Appellation Controllee
- Applicability
- Applicability
- Application
- Application characteristics
- Application Program
- Application Program
- Application program interface
- Applications Parts List
- Applications Parts List
- Applied force
- Apprentice
- Apprentice
- Approach
- Approach Ratio
- Approach Ratio
- APQP
- APRAC
- APS (UK - Advanced Planning & Scheduling System; US - Advanced Planning System)
- AQL
- AQL Sampling Tables
- Aqueous Decontamination
- ARB
- Arbiter, Funding
- Arbiter, Publication
- Arc
- Arc of Action
- Arc of Approach
- Arc of Recess
- Arc Wire Spraying
- Arch
- Arch dam
- Arched Truss
- Area, Metallic
- Argon (Ar)
- ARIMA (Autoregressive Integrated Moving Average)
- Arithmetic mean
- Arm
- Arm
- ARMA (Autoregressive Moving Average)
- Armor
- Armored Cable
- Armored Rope
- Aromatic
- Aromatics
- ARP
- Arrhenius Model
- Arrhenius model
- Arrhenius rate equation
- Articles of Association
- As is
- As Low As Reasonably Practicable (ALARP)
- AS/RS
- ASAP
- ASC
- Ascertained Goods
- Ascertainment bias
- ASCII
- ASCII
- Aseptic, Aseptic Handling
- Ash
- Ash
- Ash (Sulfated)
- Ashby-Style Charts
- Asian-Pacific Americans
- ASLE
- ASME
- ASN
- Aspect Ratio
- Asperities
- Asperities
- Assay
- Assayed control material
- Assembler
- Assemble-to-Order
- Assembly
- Assembly Language
- Assessment / Audit
- Asset
- Asset
- Asset (Current)
- Asset (Fixed)
- Asset (Intangible)
- Asset (Monetary)
- Asset (Non Monetary)
- Asset (Wasting)
- Asset Efficiency Optimization (AEO®)
- Asset Efficiency Optimization (AEO®)
- Asset Integrity
- Asset Integrity
- Asset Integrity Management
- Asset Knowledge Science (AKS)
- Asset Management
- Asset Management
- Asset Management
- Asset Management
- Asset Performance Assessment (APA)
- Asset Register
- Asset Register
- Asset Register
- Asset Register
- Asset turnover
- Asset turns
- Asset Utilization
- Asset Utilization
- Asset Utilization
- Assignment Clause
- Association
- Association
- ASTM
- ASTM D2670 Pin and V-Block Test
- ASTM D5302 Sequence VE
- ASTM D5533 Sequence IIIF
- Asymmetry Potential
- Asynchronous
- Asynchronous
- AT&T
- ATA
- ATC
- ATC
- ATD
- ATF
- ATI
- ATIEL
- atm
- Atmospheric Pressure
- Atmospheric Pressure
- Atmospheric tower
- ATO: Assemble to Order
- Atom
- Atomic absorption spectroscopy
- Atomic Absorption Spectroscopy
- Atomic number
- Atomic weight
- Atomization
- Atomized Powder
- Atomization
- ATP
- ATR
- Attenuation
- Attenuation
- Attribute Control Chart
- Attrition
- Attrition bias
- Audit
- Audit Trail
- Autarky
- Author/Reviewer
- Auto Mode
- Auto Shutdown
- Auto Zeroing Technique
- Autoclaving
- Autodiscriminate
- AutoID
- Autoignition
- Autolok Nut
- Automated Storage/Retrieval Systems (AS/RS)
- Automatic Climate Control
- Automatic Locking Front Hubs
- Automatic Meter Reading
- Automatic Power Control
- Automatic Reset
- Automatic Transmission Fluid (ATF)
- Automatic Transmission Manual-Shift Capability
- Autonomous Maintenance
- Autonomous Maintenance
- Autonomous Maintenance
- Autonomous Maintenance
- Autoshutdown Plus
- Autotransformer
- Autotrophic
- Auto-Zero
- AUV
- Auxiliary Actuator
- AV
- Availability
- Availability
- Availability
- Availability
- Availability (Achieved)
- Availability (Achieved)
- Availability (Inherent)
- Availability (of a Machine)
- Availability (Operational)
- Availability (Operational)
- Available Hours
- Available Hours
- Available Hours
- Available Hours
- Available-to-Promise
- Avalanche Photo Diode
- Average Life
- Average Life
- Average Life
- Average Total Inspected
- AW
- AWD
- AWG
- Axial force
- Axial Plane
- Axial-load bearing
- Axis of Rotation (Spin Axis)
- Axle
- Axle
- Axle Ratio
- az
- Az
- Azeotrope
- B
- B Bel
- B&S Gage
- B.F.S.L.
- Babbitt
- Back Flush
- Back Order
- Back Pressure
- Backfill
- Backfill
- Background Contamination
- Background Noise
- Background Noise
- Backlash
- Backlog
- Backlog
- Backlog
- Backmarker
- Backspacing
- Back-Stay
- Backup
- Backup Step-Up
- Bacteria
- Bacteria
- Bacteria
- Bactericide
- Bactericide
- Bactericide
- Bacteriostat
- Baffle
- Baffle
- Bag Flattener
- Bagwork
- Bail
- Bailey bridge
- Balaclava
- Balance
- Balanced Scorecard
- Balanced Trim
- Ball Bearing
- Ball Joint
- Ball Table
- Ball Transfer
- Ball Valve
- Band-Aid
- Bandwidth
- Bandwidth
- Bandwidth
- Banking
- Banquette
- Bar
- bar.
- Bare Pulley
- Barrage
- Barrel
- Bascule
- Base
- Base Circle
- Base Circle
- Base Helix Angle
- Base Number
- Base Number
- Base Oil
- Base Oil Credit
- Base Pitch
- Base Pitch
- Base Station
- Base Stock
- Base Transceiver Station
- BASEEFA
- Baseline
- Baseline characteristics
- Baseline Measurements
- Bases
- Basic
- Basic Spacing between Centers
- Basic Switch
- Basic Thread Profile
- Basic Transportation Reference
- Basin
- Basin curb
- Basin sump
- Basket Of Socket
- Bass Boost
- Batch
- Batch reactor
- Battery Backup
- Battery Freshness Seal
- Battery Fuel Gauge
- Battery Monitor
- Battery Switchover
- Baud
- Bay
- Bayes’ theorem
- Bayesian statistics
- bbl
- BCD, Buffered
- BCD, Parallel
- BCD, Serial
- BCD, Three-State
- BDM
- Beach Mark
- Bead
- Bead Seat
- Beam
- Bearing
- Bearing
- Bearing
- Bearing Stress
- Beat Frequency
- Becket
- Becket Loop
- Bed
- Bed
- Bed Length
- Bed Width
- Bellows Seal
- Bellows Seal Bonnet
- Belt
- Belt
- Belt Conveyor
- Belt Scraper
- Belt Speed
- Belted Bias Tire
- Bench Set
- Benchmarking
- Benchmarking
- Benchmarking
- Benchmarking
- Benchmarking (Competitive)
- Benchmarking (External)
- Benchmarking (Generic)
- Benchmarking (Internal)
- Bend
- Bending moment
- Bending Stress
- Bent
- Bent
- Bernouilli’s Theory
- Beryllia
- Best
- Best Buy
- Best Practice
- Beta
- Beta
- Beta Rating
- Beta-Ratio
- Beta-Ratio (ß-Ratio)
- Between Rail Width
- Bevel Gear
- Bevel washer
- Beyond-the-Rails
- BHP
- bhp
- bhp-hr
- BIA
- BIAS
- Bias
- Bias
- Bias (Syn: systematic error)
- BIAS Current
- Bias prevention
- Bias Tire
- Biasmeas
- Bicarbonate alkalinity
- Bid
- Bidirectional
- Bidirectional Differential Pressure Sensor
- Bifurcated Contact
- Bihexagon Head
- Bill Of Lading (B/L)
- Bill of Materials
- Bill of Materials
- Billet
- Bin
- Binary
- Binary
- Binary Coded Decimal (BCD)
- Binary data
- Binary-coded decimal
- Binder
- Binder
- Binomial distribution
- Biocide
- Biocide
- Biocides
- Biodegradable
- Biodegradation
- Biodiesel
- Biological deposit
- Biological limit of detection, BLD
- Biomaterials
- BIOS
- Biostat
- Bipolar
- Bipolar Inputs
- Bipolar Junction Transistor
- Bipolar plate
- Birdcage
- Bit
- Bit
- Bit Banging
- Bit Error Rate
- Bit Error Rate (BER) Tester
- Bit Error Ratio
- Bitumen
- Black Bolts And Nuts
- Black flag
- Black Oils
- Blackbody
- Blacktop
- Blacktop
- Blade Server
- Bland-Altman plot
- Blanket Order
- Blast Furnace
- Blasting
- Bleach
- Bleeding
- Bleeding
- Blemish Tire
- Blended Powder
- Blending
- BLF
- Blind(ed) Study
- Blinding
- Blinding
- Blink Control
- Block
- Block diagram
- Block Heater
- Block randomisation
- Block-Diagram
- Bloom
- Bloom
- Blow out
- Blow-by
- Blowdown
- Blowdown
- Blower
- Blue flag
- Bluetooth
- Bluetooth Capability
- BMS
- BNC
- BNP
- BOCLE
- Body
- Body force
- Bodywork
- Bohr Model
- BOI
- BOI
- Boil
- Boiler
- Boiling Point
- Boiling Point
- Boiling Range
- Bolster
- Bolt
- Bolt Circle
- BOM
- Bomb Oxidation
- Bond
- Bond Coat
- Bond Strength
- Bonnet
- Boom Hoist Line
- Boom Pendants
- Boost Converter
- Booster
- Booster Conveyor
- Boot
- Bootstrap
- Bore
- Bore
- Boronizing
- Borrow pit
- BOTD
- BOTS
- Bottleneck
- Bottleneck
- Bouldering
- Boundary layer
- Boundary Lubrication
- Boundary lubrication
- Boyle’s Law
- B-Pillar
- BPS
- Brace
- Braced arch
- Brackish
- Braid
- Brake Assist
- Brake bias
- Brake Drum
- Brake Fade
- Brake fade
- Brake horsepower (bhp)
- Brake Horsepower (BHP)
- Brake Linings
- Brake Master Cylinder
- Brake Motor
- Brake Pads
- Brake Roller
- Brake Shoe
- Brakes Disc
- Brakes Drum
- Braking Torque
- Break Distance
- Break Distance
- Break Down Maintenance (BDM)
- Break Down Maintenance (BDM)
- Breakaway
- Breakaway Torque
- Break-Before-Make
- Breakdown
- Breakdown (Puncture)
- Breakdown maintenance
- Breakdown Maintenance
- Breakdown Voltage
- Breakdown Voltage Rating
- Breaking Strength
- Breakloose Torque
- Breakout
- Breakout
- Bridge
- Bridge Battery
- Bridge Cable
- Bridge Resistance
- Bridge Socket
- Bridge-Tied Load
- Bridgework
- Bridging
- Bridle Sling
- Bright Rope
- Bright stock
- Brighteners
- Brightness
- Brinelling
- Brinelling
- Brinkman equations
- British Standard Brass
- British thermal unit (Btu)
- Brittle
- Broad Spectrum
- Broadband
- Brochure, Collaboration
- Bronze Ropes
- Brookfield viscosity
- BSF
- BSFC
- BSI
- BSP
- BSW
- BTC
- Btu
- BTU
- BTU
- BTU
- Bubble Point
- Bubble point
- Bubble Point
- Bubble Tight
- Buck
- Bucket
- Bucket Makeup
- Buffer
- Buffer Capacity (B)
- Building Wire
- Built-in-dirt
- Bulb (Liquid-in-Glass Thermometer)
- Bulk Appearance
- Bulk Modulus (of elasticity)
- Bulkheading
- Bull float
- Bulldoze
- Bulldozed
- Bulldozer
- Bump Steer
- Bump Test
- Bump Thread
- Bump
- Bumpsteer
- Bunch Stranding
- Burden of the Past
- Burn-In
- Burn-in
- Burst Dimming
- Burst Mode
- Burst Pressure
- Burst pressure rating
- Burst pressure Rating
- Burst Proportioning
- Burst Proportioning
- Bus
- Busheling
- Bushing
- Bushing
- Business Process Reengineering (BPR)
- Butler-Volmer equation
- Butt Coupling
- Butt Joint
- Butt Weld Ends
- Butt Wrap
- Butterfly Valve
- Button Convetor Rope
- Buyer
- BX life
- Bypass Filtration
- Bypass Valve (Relief valve)
- Byte
- C
- C or cent.
- C-4
- CAA
- CAAA
- Cable
- Cable
- Cable Core
- Cable Filler
- Cable Tool Drilling Line
- Cable-Laid Wire Rope
- CAD
- CAD
- CAD
- Cadmium Electroplating
- Cadmium Ion Plating
- Cadmium Plating
- CAFE
- Cage
- Caisson
- Caissons
- Calendar-Based Maintenance
- Calender-van Dusen Equation
- Calibration
- Calibration
- Calibration
- Calibration Curve
- Calibration Cycle
- Calibration verification
- Caliper
- Call
- Call Back
- Call Back
- Call-Out
- Call-Out
- Calorie
- Calorifier
- CAM
- CAM
- Camber Angle
- Camber Thrust
- Camber
- Campshed
- Campshot
- Cams
- Camshaft
- Canopy (Natural draft tower)
- Cap
- CAP
- Capacitance (Capacity)
- Capacitive Coupling
- Capacity
- Capacity
- Capacity
- Capacity
- Capillarity
- Capillary Action
- Capillary Viscometer
- Capital Spares
- CARB
- Carbon
- Carbon (deposit)
- Carbon Black
- Carbon fiber
- Carbon Nanotubes
- Carbon Residue
- Carbon Steel
- Carbon Type
- Carbonate hardness
- Carbonitriding
- Carbonyl Iron Powder
- Carburising (also called Case Hardening)
- Carcinogen
- Carrier Gas
- Carry over
- Carrying Capacity
- Cart
- Cartage
- Cartridge or Filter Cartridge
- Cartridge Seal
- CASAC
- Cascade
- Cascade
- Cascade
- Case Drain Filter
- Case Drain Line
- Case history
- Case series
- Case study
- Case-control study
- Case-control study
- Case-hardening
- Case-series
- Cash Discount
- Cash On Delivery (C.O.D.)
- Casing
- Casing
- Casing (Carcass)
- Casing panel
- Cast Iron
- Caster Angle
- Caster
- Casters
- Catalyst
- Catalyst
- Catalyst
- Catalyst
- Catalyst
- Catalytic Converter
- Catalytic converter
- Catalytic cracking
- Catastrophic Failure
- Catch basin
- Catchment
- Categorical data
- Category
- Cathode
- Cathode
- Cathode
- Cathodic Protection
- Cation
- Cation
- Causal effect
- Causality
- Causeway
- Caustic
- Caustic
- Caution period
- CAV
- Cavitation
- Cavitation
- Cavitation
- Cavitation
- Cavitation
- Cavitation
- Cavitation Erosion
- Cavitation Erosion
- Cavitation Erosion
- CBM
- CBM
- cc
- CCAG
- CCB
- CCBBA
- CCD
- CCD
- CCDI
- CCE
- CCMC
- CCNet
- CCPA
- CCR
- CCRCT
- CCS
- CCSG
- CD-2/CF-2
- CDA
- CDC
- CDF
- CDP
- CDSR
- CEC
- CEC
- CE-CERT
- CEED
- CEFIC
- Ceiling Hanger
- Ceiling Hangers
- Cell
- Cell dimensions
- Cellular Manufacturing
- Cellulose Media
- Cellulosics
- Celsius (centrigrade)
- CEN
- CENELEC
- Censored
- Censored data
- Center
- Center Distance
- Center Drive
- Center of Gravity
- Center of Gravity
- Center of Gravity (Mass Center)
- Centerline
- Centi
- Centipoise (cp)
- Centipoise and Centistoke
- Centistoke (cst)
- Centistoke (cst)
- CENTRAL (Cochrane Central Register of Controlled Trials [CCRCT])
- Central Plane
- CENTRAL Vision Group
- Centre
- Centre for Reviews and Dissemination (CRD)
- Centrifugal Compressor
- Centrifugal Force
- Centrifugal separator
- Centripetal Force
- Centroid
- CEPA
- Ceramic
- Ceramic Dual Inline Package
- Ceramic Insulation
- Ceramics
- Cermet Powders
- Certified reference material, CRM
- CES
- Cetane Index
- Cetane Number
- Cetane Number Improver
- CEU
- CFI
- cfm
- CFM
- CFPP
- CFR
- CFR
- CFV
- CG
- CGSB
- CH4
- Chain
- Chain Conveyor
- Chain Drive
- Chain Driven Live Roller Conveyor
- Chain Guard
- Chain Roller Conveyor
- Chain Tension
- Chamber
- Change Order
- Changeover
- Channel
- Channel Associated Signaling
- Channeling
- Channeling-1
- Channeling-2
- Chapman Strut
- Character
- Characteristic Life
- Charge Coupled Device
- Charge Injection
- Charge Pump
- Charge Rate
- Charge Rate
- Charge Sensitivity
- Charge, Charging
- Charging Current
- Chassis
- Chassis
- Chatter
- Check Character
- Checkered flag
- Chemical Abstracts System number
- Chemical Conversion Coating
- Chemical dosage
- Chemical Reaction
- Chemical Recycling
- Chemical Stability
- Chemical Vapor Deposition (CVD)
- Chemisorptions
- Chess
- Chevrons
- Chicane
- Chief steward
- Chip
- Chip control (grit control, last-chance) filter
- Chip Control (grit control, last-chance) filter
- Chi-squared test
- Chloramine
- Chlorinated Polyethylene (CPE)
- Chlorinated Wax
- Chlorination
- Chlorination, dechlorination
- Chlorine
- Chlorine
- Chlorine Bleach
- Chlorine demand
- Chlorine dioxide
- Chlorine, free
- Chlorine, residual
- Chlorosulfonated Polyethylene (CSPE)
- Choked Flow
- Choker Rope
- Chordal Addendum
- Chordal Thickness
- Chromating
- Chromatography
- Chromatography
- CHROMEGA®
- Chromising
- Chromium
- Chute
- CI
- CI
- Cidal Or “Cide”
- CIDI
- CIFER
- CIM
- CIM
- CIMAC
- CINAHL (Cumulative Index to Nursing and Allied Health Literature)
- Circular Mil
- Circular Pitch
- Circular Pitch
- Circular Thickness
- Circular Thickness
- Circulating Header System
- Circulating lubrication
- Circulating Oil
- Circulating System
- Circulating water rate
- Circulating water rate
- Civil engineer
- Cladding
- Clamping Force
- Class 4
- Class 5
- Class A amplifiers
- Class AB amplifiers
- Class C amplifiers
- Class D amplifiers
- Class G amplifiers
- Class H amplifiers
- Class Of Fit
- Class of Fit, Coarse
- Class of Fit, Fine
- Class of Fit, Medium
- Classes
- Classes 1A And 1B
- Classes 2A And 2B
- Classes 3A And 3B
- Classification
- Clay Filtration
- Clean
- Clean
- Clean Air
- Clean air
- Clean room
- Cleanable
- Cleanable Filter
- Cleanliness Level
- Cleanliness level (CL)
- Clear
- Clearance
- Clearance Bearing
- Clearing House
- Cleat
- Cleated Belt
- Cleated Belt
- Cleveland Open Cup
- Cleveloc Nut
- Clevis
- CLIA
- CLIB
- Click/Pop Reduction
- Click-and-Pop
- Client Needs Analysis (CNA)
- Clinical guideline
- Clinical quality requirement
- Clinical reportable range, CRR
- Clinical sensitivity, diagnostic sensitivity
- Clinical specificity, diagnostic specificity
- Clinical trial
- Clinically significant
- Clinically significant, clinically significant difference
- Clinometer
- Clip
- Clipper Lacing
- Clipping
- Clock
- Clock and Data Recovery
- Clock Jitter
- Closed Crankcase Ventilation (CCV)
- Closed Loop
- Closed Socket
- Closed Systems
- Closeness of Control
- Closer
- Closing Line
- Closure Member
- Cloud Point
- Cloud point
- Cloud Point
- CLR
- CLSI
- CLUG
- Cluster randomized trial
- Clutch
- Clutch
- Clutch Drive
- Clutch-Brake Drive
- Clutch-Starter Interlock
- cm
- CM
- cm
- CMA
- CMAG
- CMAQ
- CMMS
- CMMS
- CMR (Common-Mode Rejection)
- CMS
- CMV (Common-Mode Voltage)
- CN
- CNC
- CNG
- CNPC
- CO or Controller Output
- Coal Fly Ash
- Coalescor
- Coating
- Coating
- Coble Creep
- COC
- Cochrane CENTRAL Advisory Group
- Cochrane Central Register of Controlled Trials
- Cochrane Collaboration Steering Group (CCSG)
- Cochrane Collaboration, The
- Cochrane Consumer Network (CCNet)
- Cochrane Database of Systematic Reviews (CDSR)
- Cochrane Editorial Unit (CEU)
- Cochrane Library (CLIB)
- Cochrane Library Users’ Group (CLUG)
- Cochrane Methodology Register (CMR, formerly the Cochrane Review Methodology Database [CRMD])
- Cochrane Policy Manual (previously called the Cochrane Manual)
- Cochrane Register of Studies Board
- Cochrane Review
- Cochrane Review Group (CRG)
- Cochrane Review Methodology Database (CRMD)
- Cochrane, Archie
- Codabar
- Code 39
- Code Division Multiple Access
- Coefficient of Friction
- Coefficient of Friction
- Coefficient Of Friction
- Coefficient of Friction
- Coefficient of Friction
- Coefficient of variation, CV
- Cofferdam
- Coherence Function
- Coherent Sampling
- Cohesion
- Cohesion
- Cohort study
- Cohort study
- Coil
- Coil Heat Exchanger
- Coil shed
- Coil Springs
- Co-interior Angles
- Co-intervention
- Co-interventions
- Coking
- COLA
- Colback
- Cold Cranking Amps (CCA)
- Cold Cranking Simulator (CCS)
- Cold Flow
- Cold Inflation
- Cold Joint
- Cold Rating
- Cold Spray (Cold Gas-dynamic Spraying)
- Cold Test
- Cold water basin
- Cold water temperature (CWT)
- Cold Welding
- Cold Work
- Cold-Rolling (CR)
- Collaborative Trialists’ Group
- Collapse
- Collapse
- Collapse pressure
- Collinear
- Collinear
- Colloid
- Colloquia/Colloquium
- Colloquium Policy Advisory Committee (CPAC)
- Color
- Color Code
- Color Code
- Color Subcarrier
- Column
- Column anchor
- Combined air and flue gas systems
- Combined Chlorine (new)
- Combined standard uncertainty
- Combustion Chamber
- Come-Along
- Commingling
- Commodity Agreement
- Commodity Manager
- Common Carrier
- Common Costs
- Common Mode
- Common Mode Rejection Ratio
- Common Strand
- Common-Mode Signals
- Communication
- Co-morbidity
- Co-morbidity
- Compact round conductor
- Compact Stranded Conductor
- Comparative method, comparative analytical method
- Comparison graph, comparison plot
- Comparison group
- Comparison group
- Comparison of methods experiment
- Compensated Connector
- Compensating Alloys
- Compensating Loop
- Compensation
- Compensation
- Competing failure modes
- Competitive Bidding
- Competitive Quotation
- Compiler
- Complement
- Complementary Output
- Complentary
- Complete
- Complete data
- Complex Function
- Complex Grease
- Complex instruction set computer
- Complex Soap
- Complex system
- Complex Wave
- Compliance Steer
- Compliance Test
- Component
- Component (of a vector)
- Composite
- Composite
- Composite Coating
- Composite Headlamps
- Composite Powder
- Composites
- Composition
- Compound
- Compound
- Compound
- Compound
- Compounded oil
- Compounding
- Compounding (see Blending)
- Compounds
- Compressed Air
- Compressibility
- Compressibility
- Compressible Fluid
- Compression Ratio
- Compression ratio
- Compressor
- Compressor (Air Conditioning)
- Computer-Aided Design (CAD)
- Computer-aided design (CAD)
- Computer-aided manufacturing (CAM)
- Computer-aided process planning (CAPP)
- Computer-integrated manufacturing (CIM)
- Computerized Maintenance Management System
- Computerized Maintenance Management System (CMMS)
- Computerized Maintenance Management System (CMMS)
- Computerized maintenance management systems (CMMS)
- Computerized process simulation
- Computerized SPC
- CONCAWE
- Concealment of allocation
- Concentrate
- Concentrate
- Concentrated force
- Concentrated load
- Concentration
- Concentration
- Concentration
- Concentration Polarization
- Concentration Polarization
- Concentric Lay Conductor
- Concentric Stranding
- Concentricity
- Conclusion
- Concrete cooling tower
- Concurrent engineering
- Condensate
- Condensate Recovery
- Condensation
- Condenser
- Condenser (Air Conditioning)
- Condensing boiler
- Condition Based Depreciation (CBD)
- Condition Based Maintenance
- Condition Monitoring
- Condition Monitoring
- Condition Monitoring
- Conditional Probability of Failure
- Conditional Probability Of Failure
- Conductance
- Conduction
- Conductivity
- Conductivity
- Conductor
- Conductor Core
- Cone Proof Load
- Coneloc Nut
- Conference abstracts/proceedings
- Confidence bounds
- Confidence Interval
- Confidence Interval (CI)
- Confidence interval, confidence range
- Confidence Level
- Confidence Limits
- Conflict Of Interest
- Conflict of Interest Declaration (or Competing Interests Declaration)
- Conformity
- Conformity Error
- Confounded comparison
- Confounder
- Confounding variable, Confounder
- Conical Drum
- Connecting Rod
- Connection
- Connection Head
- Consequence of Failure (CoF)
- Consistency
- Consistency (Hardness)
- Console
- Constant Speed Drive
- Constant systematic error, CE
- Constantan
- Construction
- Constructional Stretch
- Constructive Case
- Consumer (healthcare consumer)
- Consumer advocate or representative
- Contact Diameter
- Contact Discharge
- Contact Patch
- Contact Ratio
- Contact Stress
- Contaminant
- Contaminant
- Contaminant (Dirt, ACFTD) capacity
- Contaminant Capacity
- Contaminant Failure
- Contaminant Failure
- Contaminant Lock
- Contamination
- Contamination
- Contamination Control
- Contango
- Context
- Contingency table
- Continuous
- Continuous data
- Continuous Improvement
- Continuous Improvement
- Continuous reactor
- Continuous Replenishment Programs
- Continuous Replenishment Programs
- Continuous Spectrum
- Continuous Stirred Tank Reactor
- Continuous Vulcanization
- Continuously Variable Transmission (CVT)
- Continuous-replenishment programs
- Continuous Bend
- Contour
- Contour plot
- Contract
- Contract Acceptance Sheet
- Contract Management
- Contracting Officer
- Contrahelical
- Control
- Control
- Control Arm
- Control Base
- Control Base
- Control Character
- Control chart
- Control Enclosure
- Control Engineering
- Control event rate
- Control group
- Control group risk
- Control limits
- Control material, control product
- Control measurements, control observations
- Control Mode
- Control Point
- Control procedure, QC procedure
- Control program
- Control rule
- Control Valve
- Control Valve
- Control Valve Gain
- Control, Outside temperature-based control
- Control, Room-temperature-based control
- Controlled (clinical) trial (CCT)
- Controlled before and after study
- Controlled trial
- Controller
- Controller
- controllers
- Convection
- Convection Heating
- Convenience Sample
- Conventional concentric conductor
- Conventional treatment
- Convergent Beam
- Converging
- Conversion Cost
- Convertible Output
- Conveying Surface
- Conveyor
- Conveyor Belt
- Conveyor Width
- Coolant
- Coolant
- Cooling Bed
- Cooling loss
- Cooling range
- Cooling System
- Cooling water
- Co-ordinating Editor (of a Cochrane Review Group)
- COP
- Coplanar Line
- Copper alloys
- Copper Cake
- Copper Plating
- Copper strip corrosion
- Copper Strip Corrosion
- Copper, No. 1 And No. 2
- Cord
- Cord
- Cord
- Corduroy
- Core
- Core
- Core
- Core competency
- Core Damage
- Core Size
- Coring Line
- Coriolis Force
- Corner Frequency
- Corner weights
- Cornering Force
- Corona
- Corona Resistance
- Corona Test
- Correction (Balancing) Plane
- Corrective Factor
- Corrective Maintenance
- Corrective Maintenance
- Correl Percentage
- Correlation
- Correlation coefficient, r
- Corresponding Angles
- Corrosion
- Corrosion
- Corrosion
- Corrosion
- Corrosion
- Corrosion
- Corrosion
- Corrosion
- Corrosion (Moisture)
- Corrosion coupon
- Corrosion fatigue
- Corrosion Fatigue
- Corrosion Fatigue
- Corrosion inhibitor
- Corrosion Inhibitor
- Corrosion inhibitor
- Corrosion Potential
- Corrosion-Resisting Steel
- Corrosive Wear
- Corrosive Wear
- Corrugated
- Cost Avoidance
- Cost Behavior
- Cost Object
- Cost of Goods Manufactured
- Cost of Goods Sold (COGS)
- Cost of quality
- Cost of Quality
- Cost of Un-Reliability (CoUR)
- Cost-benefit analysis
- Cost-effectiveness analysis
- Cost-utility analysis
- COU
- Coulomb
- Coulomb Sensitivity
- Coumarone-Indene
- Counter Weight
- Counterflow tower
- Counterfort
- Countershaft
- Counts
- Couple
- Coupling
- Coupling
- Coupling, quick disconnect
- Covalent Bonding
- Cox model
- CPAC
- CPC
- CPG
- C-Pillar
- Cpk
- CPPI
- CPS
- CPU
- CQI
- Cracking
- Cracking Pressure
- CRADA
- Craftsperson
- Craftsperson
- Crankcase
- Crankcase Oil
- Crankshaft
- Crazing
- CRC
- CRD
- CRDPF
- Credit Memo
- Creep
- Creep
- Creep
- Creepage
- Crevice Corrosion
- CRG
- CRG module
- Crib
- Crimp Termination
- Criteria for acceptability
- Critical appraisal
- Critical Damping
- Critical Diameter
- Critical Flow
- Critical random error, REcrit
- Critical Speed
- Critical systematic error, Secrit
- Critical-error graph
- Criticality
- Criticality
- Criticality Analysis
- Criticality matrix
- Criticism Management Advisory Group
- CRMD
- Cross Bracing
- Cross Functional Teams
- Cross Linking
- Cross Pattern
- Cross Sectional Area
- Cross Sectional Area of a Conductor
- Cross street
- Cross struts
- Cross Ties
- Cross-Contamination
- Crossflow
- Crossflow tower
- Cross-functional teams
- Crossmember
- Crossover
- Crossover
- Crossover
- Cross-over trial
- Cross-Section Width
- Cross-sectional study
- Cross-training
- Crosswalk
- Crowbar Circuit
- Crowd Rope
- Crown
- Crown
- Crown
- Crown Lace Pulley
- Crowned Pulley
- Crowned Road
- CRR
- CRT
- Crumb Rubber
- Crush Resistance Test
- Crushed Powder
- Cryogenic Valve
- Cryogenics
- Cryogenics
- CSA
- CSA
- cSt
- CSTCC
- cu ft
- cu in
- Culvert
- Cumulative control limits
- Cumulative Damage Model
- Cumulative Density Function (cdf)
- Cumulative meta-analysis
- Curb
- Curb Guard
- Curb Weight
- Curbing
- Curbstone
- Cure
- Cure Point
- Current
- Current
- Current Asset Value (CAV)
- Current Consumption
- Current Contents
- Current Proportioning
- Current Sinking
- Current Sourcing
- Current-Carrying Capacity
- Current-Mode Controller
- Current-Sense Amplifier
- Curtain Side Airbags
- Curve Conveyor
- Curve Fitting
- Curved Belt Conveyor
- Custom Wheel
- Customer Lead-Time
- Customer reject rate
- Customer retention rate
- Cut Thread
- Cut-through
- Cut-through Resistance
- Cut-and-cover
- Cutting fluid
- Cutting Oil
- Cutwater
- Cv
- CV
- CV (Continuous Vulcanization)
- CVD
- CVMA
- CVS
- CVT
- CWT
- CWT
- Cycle
- Cycle
- Cycle
- Cycle Time
- Cycle time
- Cycles of Concentration
- Cyclic Redundancy Check
- Cycloid
- Cylinder
- Cylinder
- Cylinder Block
- Cylinder Head
- Cylinder Oil
- Cylindrical Drum
- D
- DAC
- Dacromet
- DAG
- Daisy Chain
- Dam
- Damage
- Damage
- Damping
- DAP
- Darcy’s law
- DARE
- Dark Operated (D.O.)
- Data acquisition
- Data Base
- Data Converter
- Data derived analyses
- Data dredging
- Data Manipulation Language (or Data Management Language)
- Data monitoring committee
- Data Over Cable Service Interface Specification
- Database of Abstracts of Reviews of Effects (DARE)
- Days of inventory
- Daytime Running Lamps
- Daytime Running Lamps (DRLs)
- dB
- dB (Decibel)
- dB Decibels
- dBm
- DBT
- DBT
- DC
- DC
- DCC
- DCS
- DCS
- DCT
- DDC
- DDE
- DDE Windows Dynamic Data Exchange
- Dead Band
- Dead Break
- Dead Loads
- Dead Make
- Dead Time
- Dead Time, Equivalent
- Dead Time, Pure
- Dead Volume
- Deadband
- Dead-Line
- Deaeration
- Deaerator
- Debris Monitoring
- Debug
- Debye-Hückel
- Debye-Hückel
- Deceleration Stress
- Decentralized Purchasing
- Decibel
- Decibels
- Decimal
- Decision analysis
- Decision Interval, Dint
- Decision level for critical interpretation (Xc)
- Deck
- Deck Batt
- Deck Stringer
- Deck support
- Decline Conveyor
- Decoder
- Decomposition method
- Decompression Point
- Dedendum
- DEER
- Default
- Defect
- Definitive method, DM
- Deflection
- Deflocculation
- Defoamer
- Defoaming agents
- Deform
- Deformation
- Deformation (by overload)
- Deformeter
- Degas
- Degradation
- Degradation analysis
- Degreaser
- Degreasing
- Degree
- Degree
- Degree of Decline
- Degree of Freedom
- Degree Of Incline
- Degrees of freedom
- Degrees of freedom
- Degrees of freedom, df
- Dehydrator
- Delamination Wear
- Delay
- Delignification
- Delivery Terms
- Delta
- Delta-P
- Delta-Sigma
- Demand flow scheduling systems
- Deming regression
- Demulsibility
- Demulsibility
- Demulsifier
- Denaturants
- Denitrification
- Dense Wave Division Multiplexing
- Density
- Density
- Density
- Density
- Density
- Density (Specific Gravity)
- DEOAP
- Deodorant
- Dependent variable
- Deplete
- Deposit Corrosion
- Deposits
- Deposits
- Depth filter
- Depth Filter Media
- Depth Of Field
- De-rating
- De-rating
- Derating Factor
- Derivative
- Derivative
- Dermatitis
- Desal
- Descriptive study
- Desiccant Breather
- Design conditions
- Design effect
- Design Factor
- Design Failure Mode and Effects Analysis
- Design for assembly
- Design for logistics
- Design for manufacturability
- Design for Manufacturing
- Design for procurement
- Design for quality
- Design for recycling/disposal
- Design for Reliability
- Design for Six Sigma
- Design for Testability
- Design Form Of Thread
- Design limit
- Design of experiments
- Design validation
- Designated comparison method, DCM
- Designated Products
- De-silting sump
- Desorption
- Desorption
- DETA
- Detection bias
- Detection Limit
- Detection rate
- Detergent
- Detergent
- Detergent
- Detergent Oil
- Detergent/Dispersant
- Determinant
- Deterministic Jitter
- Detonation
- Detonation
- Detonation Gun
- Deviation
- Dew Point
- Dewaxing
- DEXRON
- DFA
- DHYCA
- DI
- DI
- DI
- Diafiltration
- Diagonal
- Diallyl Phthalate (DP)
- diam
- Diameter
- Diametral Pitch
- Diamond-like Carbon
- Diaphragm
- Diaphragm
- Diaphragm
- Diaphragm Actuator
- Diaphragm Pressure
- Dichotomous data
- Dielectric
- Dielectric breakdown
- Dielectric Breakdown
- Dielectric Constant
- Dielectric Constant
- Dielectric Strength
- Dielectric Strength
- Dielectric Strength
- Dielectric Tests
- Diesel Engine
- Dieseling
- Difference graph, difference plot
- Differential
- Differential
- Differential Cost
- Differential Curve
- Differential Input
- Differential Nonlinearity
- Differential Pressure
- Differential Pressure
- Differential pressure (DP)
- Differential pressure indicator
- Differential Pressure Sensor
- Differential Pressure Valve
- Differential Revenue
- Differential Travel
- Differential, Locking
- Diffuse Scan
- Diffuser
- Diffusion
- Diffusion Coating
- Diffusion deck
- Diffusion layer
- Dig
- Digit
- Digital
- Digital
- Digital Circuit
- Digital Multimeter
- Digital Output
- Digital Output
- Digital Signal Processor
- Digital Subscriber Line Access Multiplexer
- Digital-to-Analog (D/A or DAC)
- Digital-to-analog converter
- Digital-to-Analog Converter (D/A or DAC)
- DII
- Dike
- Dilution of Engine Oil
- DIN
- DIN
- DIN (Deutsche Industrial Norm)
- DIN 43760
- Diode
- Dioxins
- Direct Acting
- Direct Actuator
- Direct Broadcast Satellite
- Direct Cost
- Direct Current (DC)
- Direct Digital synthesis
- Direct Flow Filtration
- Direct Heating
- Direct Labor
- Direct Materials
- Direct Memory Access
- Direct Tension Indicators
- Direction of Lay
- Directional Control Servo Valve
- Directional Control Valve
- Directional Stability
- Director- Business Services
- Direct-Reduced Iron (DRI)
- Direct-Sequence Spread Spectrum
- Dirt Capacity
- Dirt capacity (dust capacity) (contaminant capacity)
- Dirty air
- Disable
- Disabled Veteran
- Disabled Veteran Business Enterprise (DVBE)
- Disadvantaged Business Enterprise (DBE)
- Disc Brakes
- Discard Task
- Discharge End
- Discharge stack
- Discharge Time Constant
- Discrete I/O
- Discrete Logic
- Discrete manufacturing
- Discrete manufacturing
- Discrete Process
- DISI
- Disinfectant
- Disinfecting
- Disk Operating System (DOS)
- Dispensibility
- Dispersant
- Dispersant
- Dispersant
- Dispersion
- Displacement
- Displacement
- Displacement
- Disposable
- Dissipation
- Dissipation Constant
- Dissociation Constant (K)
- Dissolved Air
- Dissolved gases
- Dissolved gases
- Dissolved solids
- Dissolved Water
- Distillate
- Distillation
- Distillation
- Distillation method (ASTM D-95)
- Distillation Range
- Distortion
- Distributed Control System (DCS)
- Distributed load
- Distribution
- Distribution
- Distribution
- Distribution basin
- Distribution box
- Distribution header
- Distribution nozzle
- Distribution system
- Distributor
- Ditchdigger
- Dithering
- Diverging
- Diversity
- DKA
- DMA
- DMAIC
- DME
- Do It Now (DIN) Work
- DOC
- DOCP
- DOD
- DOE
- Dog
- Dog Tracking
- Dog-Leg
- Dolman
- Dome
- Dominant Dead Time Process
- Dominant Lag Process
- Dose dependent
- Dose response relationship
- Dose-response relationship
- DOT
- Dot Matrix Printer
- Double blind
- Double Break Contacts
- Double Pitch Chain
- Double Precision
- Double Seal
- Double Wishbone Suspension (A Arm Suspension)
- Double-Pole Double Throw (DPDT)
- Double-deck
- Double-flow water-cooling tower
- Down Converters
- Down time
- Downforce
- Downsizing
- Downspout
- Downtime
- Downtime
- DPF
- DPMA
- DPNA
- Drafting
- Drag
- Drag Chain Conveyor
- Drag Coefficient
- Dragline
- Dragline crane
- Drain
- Drain Cleaner
- Drain Wire
- Drainage
- Drainageway
- Drainfield
- Drawbridge
- Drawing
- Dredge
- Dredge
- Drift
- Drift
- Drift
- Drift
- Drift eliminators
- Drift of an Operating Characteristic
- Drift of an Operating Characteristic
- Drive
- Drive Belt
- Drive Chain
- Drive Pulley
- Drive Shaft
- Drive Shaft
- Drive Shaft
- Driven Roller
- Driver
- Drivetrain
- Droop
- Dropouts
- Dropping Point
- Dropping Point
- Drum
- Drum
- Drum Or Formed
- Dry Circuit
- Dry Film Lubricant
- Dry Lubrication
- Dry Sump
- Dry well
- Dry-bulb temperature (DBT)
- Dryer
- DSL
- DSP
- DTBP
- Dual Element Sensor
- Dual Front Airbags
- Dual Inline Package
- Dual Overhead Camshafts (DOHC)
- Dual Phase Controller
- Dual-Band
- Dual-Line System
- Dual-Modulus Prescaler
- Duals
- Dual-slope A/D Converter
- Dual-Stage Airbags
- Dual-Zone Climate Control
- Duane model
- Ductility
- Ductility
- Ductility
- Duplex
- Duplex Filter
- Duplex Wire
- Durometer
- Dust Capacity
- Dusting Product (Furniture)
- DUT
- Dutchman
- Duty Cycle
- Duty Cycle
- Dynamic (Two-Plane) Balancing Machine
- Dynamic Balance
- Dynamic Calibration
- Dynamic equilibrium
- Dynamic Friction
- Dynamic Pressure
- Dynamic RAM
- Dynamic Range
- Dynamic Seal
- Dynamic Unbalance
- Dynamic Unbalance
- Dynamometer
- Dyno
- E
- E.P.A.
- E/P
- EAN
- EC
- EC
- EC
- ECCC
- Eccentricity
- ECE
- Echo
- EC-II
- ECM
- Economic analysis (economic evaluation)
- Economic Life
- Economic Value Added (EVA)
- EconoReset
- EconOscillator
- ECU
- Editor (of a Cochrane Review Group)
- Editorial base
- Editorial Management Advisory Group (EMAG)
- Editorial process
- Editorial team (of a Cochrane Review Group)
- Editorial Unit
- EEB
- EEC
- EECS
- EELQMS
- Effect size
- Effective Area
- Effective Diameter
- Effective Face Width
- Effective Filtration Area (device size)
- Effective Number of Bits
- Effective Nut Diameter
- Effective Nut Radius
- Effective Sensing Distance
- Effective Series Resistance
- Effective volume
- Effectiveness
- Effectiveness
- Effectiveness
- Efficacy
- Efficacy
- Efficiency
- Efficiency
- Efficiency
- Efficiency
- Efficiency
- Efficiency
- Effluent
- Effluent
- EFTC
- EGR
- EHS
- EIA
- el
- Elastic
- Elastic Deformation
- Elastic energy
- Elastic limit
- Elastic Limit
- Elastic Limit
- Elasticity
- Elastohydrodynamic Lubrication
- Elastohydrodynamic Lubrication (EHD)
- Elastohydrodynamic Lubrication (EHD)
- Elastomer
- Elastomer
- Elbow
- Electric Actuator
- Electric Erosion
- Electric hot water boiler
- Electric Water Heating
- Electrical Current Analysis
- Electrical Insulating Oil
- Electrical Interference
- Electrical Life
- Electrical Steel
- Electric-Arc Furnace (EAF Or EF)
- Electrochemical Cell
- Electrode
- Electrode Potential (E)
- Electroless Nickel
- Electroless Nickel
- Electrolysis
- Electrolyte
- Electrolyte
- Electrolyte
- Electrolyte
- Electromagnetic Compatibility
- Electromagnetic Interference
- Electromotive Force (emf)
- Electromotive Force Series (EMF Series)
- Electroneutrality condition
- Electronic Brake-Force Distribution
- Electronic Data Interchange (EDI)
- Electronic data interchange (EDI)
- Electronic Fuel Injection System
- Electronic Ignition System
- Electronic Industries Association (EIA)
- Electroosmosis
- Electrophoresis
- Electroplating
- Electrostatic Discharge
- Electrostatic Printer
- Electrostatic separator
- Element
- Element (Cartridge)
- Elements
- Eliminator
- Eliminator baffle
- Eliminator blade
- Eliminator board
- Elongation
- ELTC
- EMA
- EMAG
- EMBASE
- Embedded System
- Embedment
- Embossing
- Embrittlement
- Emergency Maintenance Task
- Emergency Pull Cord
- Emergency Shut Down Valve (ESD)
- Emergency Stop Switch
- Emergency Work
- EMF
- EMF
- EMI
- Emission
- Emission spectrometer
- Emissions (Mobile Sources)
- Emissions (Stationary Sources)
- Emissivity
- EMMA
- Empirical
- Empowered natural work teams
- Emulsibility
- Emulsifier
- Emulsifier
- Emulsifier
- Emulsion
- Emulsion
- Enable
- Enclosed Switch
- End cap
- End Connection
- End Point
- End Point (Potentiometric)
- End Points
- End Points
- End Preparation
- End Termination
- End wall
- Endless Loop
- Endless Rope
- Endothermic
- Endothermic
- Endpoint
- Energy
- Energy Harvesting
- Energy intensity
- Energy performance certificate
- Engine Deposits
- Engineering Work Order
- Enhanced Data Rates for GSM Evolution
- Entering air
- Entering wet-bulb temperature
- Enterprise Asset Management (EAM) Systems
- Enterprise integration (EI)
- Enterprise resource planning (ERP)
- Enterprise Resource Planning (ERP) system
- Enthalpy
- Enthalpy
- Entities
- Entrained Air
- Entropy
- Environmental Conditions
- Environmental Consequences
- Environmental contaminant
- Environmental Stress Cracking Resistance
- Environmentally Assisted Cracking (EAC)
- Environment-Proof Switch
- Enzyme
- EO-L/M
- EOLCS
- EP
- EP
- EP (Extreme Pressure) Lubricants
- EP Additive (Extreme Pressure Agent)
- EPA
- EPA Complex Model
- EPA Simple Model
- EPACT
- EPEFE
- Epidemiology
- Epoxy
- EPRI
- Eprom
- Equal Percentage
- Equalizing Sheave
- Equalizing Thimble
- Equilay conductor
- Equilay Conductor
- Equilibrium
- Equilibrium Constant
- Equipment Life
- Equipment Lifetime
- Equipment Maintenance Strategies
- Equipoise
- Equitransference
- Equivalence trial
- Equivalent Conductance (I)
- Equivalent Dead Time
- Equivalent weight
- ERC
- ERC
- Erosion
- Erosion
- Erosion
- Erosion
- Erosion (electric)
- Erosion, Contact
- Erosion-corrosion
- ERP
- ERP
- Error
- Error
- Error
- Error
- Error Band
- Error Band
- Error detection
- Error Vector Magnitude
- Escapement
- ESD
- ESI
- ESP
- Ester
- Estimate of effect
- Estimated Plant Replacement Value
- Estimated Plant Replacement Value (EPRV)
- Estimating Index
- ETBE
- Etch
- Ethernet
- Ethos
- Ethylene Propylene Rubber
- ETLP
- ETS
- ETV
- EU
- EU Directive on the “Energy performance of buildings”
- Euler flow
- European chemicals legislation
- EUROPIA
- Eutectic Temperature
- EV
- EVA
- Evaluation Kit
- Evaluation System
- Evaporation loss
- Evaporation rate
- Evaporative Loss
- Event rate
- Event Space Method
- Event space method
- Event Tree Analysis (ETA)
- EWO
- EWS
- Examination procedure
- Excess Gain
- Exchange
- Excipient
- Excitation
- Excitation
- Exclusion Criteria
- Executive Order 13101
- Exfoliation
- Exhaust air
- Exhaust Gas Recirculation (EGR)
- Exhaust Gas Recirculation (EGR)
- Exhaust Manifold
- Exhaust wet-bulb temperature
- Exit basin temperature
- Exit diameter
- Exothermic
- Exothermic
- Exothermic (Reaction or Material)
- Expanded uncertainty
- Expansion Factor
- Expected date (of a Cochrane Review)
- Expedite
- Experimental intervention
- Experimental study
- Expert System
- Expert System
- Expert Systems
- Expert systems
- Explanatory trial
- Explanatory variable
- Explosion-Proof
- Explosion-proof Enclosure
- Explosion-Proof Switch
- Explosion-Proof Switch
- Exponential Distribution
- Exposed Junction
- Exposed Pad
- Extendible Conveyor
- Extension Bonnet
- External force
- External Force Or Load
- External Gear
- External peer reviewer (of a Cochrane Review)
- External Thread
- External validity
- Externally Pressurized Seal
- Extinguishing Agents
- Extra High Strength Strand
- Extra Improved Plow, Steel
- Extramural
- Extranet
- Extreme pressure (EP) additive
- Extreme Pressure Property (EP)
- Extrusion
- Eye Or Eye Splice
- Eyring model
- Ezlogic
- F
- F
- F.O.B.
- F-18
- F-34
- F-35
- F-40
- F-44
- F-46
- F-54
- F-57
- F-65
- F-67
- F-75
- F-75
- F-76
- F-77
- Fabrication
- Fabrication (UC)
- Fabrication Integrity Point
- Fabricator
- Face of Tooth
- Face Seal
- Face-To-Face
- Facility data link
- Factor Of Safety
- Factorial design
- Fahrenheit
- Fail-Closed
- Fail-In-Place
- Fail-Open
- Fail-Safe
- Fail-Safe
- Fail-safe
- Failure
- Failure
- Failure
- Failure analysis
- Failure Cause
- Failure Cause
- Failure Characteristics
- Failure Code
- Failure Code
- Failure Consequences
- Failure Consequences
- Failure Descriptor
- Failure distribution
- Failure distribution
- Failure Effect
- Failure Effect
- Failure Finding Interval
- Failure Finding Interval
- Failure Finding Task
- Failure Finding Task
- Failure mechanism
- Failure Mode
- Failure Mode
- Failure Mode and Effect Analysis (FMEA)
- Failure Mode, Effects (& Criticality) Analysis (FME(C)A)
- Failure Mode, Effects and Criticality Analysis (FMECA)
- Failure Modes and Effects Analysis
- Failure Modes and Effects Analysis (FMEA)
- Failure Modes, Effects and Criticality Analysis
- Failure Pattern
- Failure Patterns
- Failure Rate
- Failure rate
- Failure Reason
- Failure Scenario
- Fall Time
- False Brinelling
- False Brinelling
- False Brinelling
- False Brinneling
- False negative
- False positive
- False Pulse Protection
- False Pulse Protection (2)
- False Pulsing
- False rejection
- Fan
- Fan Controller
- Fan Controller – PWM
- Fan deck
- Fan drive assembly
- Fan driver input
- Fan driver output
- Fan guard
- Fan pitch
- Fan ring
- Fan stack
- Fan stack height
- Fan support
- FAS
- FAS
- Fast Plant Test
- Fat
- FATG
- Fatigue
- Fatigue
- Fatigue
- Fatigue
- Fatigue (Subsurface initiated)
- Fatigue (Surface initiated)
- Fatigue Chunks
- Fatigue Life
- Fatigue Platelets
- Fatigue Ratio
- Fatigue Resistance
- Fatigue Wear
- Fatigue, corrosion
- Fatigued
- Fault
- Fault Blanking
- Fault Current
- Fault Tolerant
- Fault Tolerant
- Fault Tree Analysis
- Fault Tree Analysis (FTA)
- FBC
- fbm
- FBP
- FBRU
- FCC
- FCF
- FCU
- FDA
- FDA-cleared or approved test system
- FDDI
- FE
- Federal Contracts And Grants
- Feed temperature
- Feedability
- Feedback
- Feedback Management Advisory Group (FMAG) (formerly Criticism Management Advisory Group (CMAG))
- Feedback Signal
- Feeder
- Feedwater
- FEL
- Femto Base Station
- FERC
- Ferroalloy
- Ferrobacillus
- Ferrography
- Ferrography
- Ferromagnetism
- Ferrule
- Fertiliser
- FF
- FFI
- FFV
- Fiber
- Fiber
- Fiber Center
- Fiber Core
- Fiber Distributed Data Interface
- Fiber Grease
- Fiber Optics
- Fiber-to-the-home
- Fibre Channel
- Fibril
- Fibrous Filler
- Fick’s law
- Field
- Field Balancing Equipment
- Field of View
- Field Programmable Gate Array
- Fieldbus
- Fifth Wheel
- Filamentous bacteria
- File
- Fill bars
- Fill hanger
- Fill support
- Fill-deck
- Filler
- Filler
- Filler
- Filler
- Filler Wire
- Fillet Curve
- Fillet Stress
- Filling
- Filling Solution
- Film
- Film Strength
- Film Strength
- Filter
- Filter
- Filter bed
- Filter Cake
- Filter Efficiency
- Filter Efficiency
- Filter Efficiency
- Filter element
- Filter head
- Filter housing
- Filter Life
- Filter life test
- Filter media, depth
- Filter media, surface
- Filter Regulator
- Filtered Water/Permeate/Filtrate
- Filtration
- Filtration (Beta) ratio
- Filtration Degree
- Fines
- Finished-Goods Turn Rate
- Finished-Product First-Pass Yield
- Finite capacity scheduling
- Finite element analysis (FEA)
- Finned-Tube
- Fins
- FIP
- Fire hydrant
- Fire Point
- Fire point (Clevelend Open Cup)
- Fire Resistant Fluid
- Fire-resistant Fluid
- Firewall
- Firing
- Firmware
- First Read Rate
- First-In First Out
- First-pass yield
- Fisher Matrix
- Fitness for service
- Fitting
- Five-S (5-S) Concept
- Fixed connection
- Fixed Cost
- Fixed Displacement Pump
- Fixed Length
- Fixed support
- Fixed-effect model
- Fixture
- Fixture
- Flag
- Flags
- Flame Hardening
- Flame Resistance
- Flame Retardance
- Flame retardants
- Flame Spraying
- Flammable
- Flange
- Flange Tables
- Flangeless
- Flank of Tooth
- Flapper Gate
- Flash ADCs
- Flash Point
- Flash Point
- Flash point (Cleveland Open Cup)
- Flash Vessel
- Flashboard
- Flashing
- Flashing
- Flashing
- Flat Face Pulley
- Flat Rope
- Flat spot
- Flat-Rolled Steel
- Flattened Strand Rope
- Fleet Angle
- Flex Life
- Flexibility
- Flexible assembly systems
- Flexible machining centers
- Flexible manufacturing system (FMS)
- Flexible shaft
- Flexing Test
- Flexsound
- Flexure
- Float bridge
- Float valve
- Floating foundation
- Floating Type Flange Joint
- FlocPoint
- Flocculant
- Flocculation
- Flood control
- Flood wall Civil Engineering
- Floodgate
- Floodway
- Floor Conveyor
- Floor Finish
- Floor Supports
- Floppy Disk
- Flow
- Flow
- Flow Characteristic
- Flow Chart
- Flow Coefficient
- Flow control valve
- Flow control valve
- Flow Control Valve
- Flow Fatigue Rating
- Flow Rate
- Flow rate
- Flow, laminar
- Flow, turbulent
- Flowmeter
- Flowmeter
- Flowmeter
- Flue gas loss
- Fluid
- Fluid compatibility
- Fluid Friction
- Fluid friction
- Fluid Opacity
- Fluid Power
- Fluid Velocity
- Fluid, fire resistant
- Flume
- Flume
- Fluoro-Carbon Thread Coating
- Fluoropolymer
- Flushing
- Flux
- Flux
- Flywheel
- FM
- FM Approved
- FMAG
- FMEA
- FMEA
- FMECA
- Foam
- Foam
- Foam Inhibitor
- Foaming
- FOB
- Focused-factory production
- Fogging
- Foldback Current Limit
- Follower Joint
- Follow-up
- Follow-up
- Food Grade Lubricants
- Footbridge
- Footprint
- Footprint Area
- Force
- Force Differential
- Force Feed Lubrication
- Force System
- Force, Contact
- Forced draft water cooling tower
- Forced Vibration
- Force-Sense
- Fore and Aft Weight Transfer
- Forecast/Demand Management Software
- Forest plot
- Forging
- Formula car
- FORTRAN
- Forward Converter
- Forward Error Correction
- Forward Workload
- FOT
- Foulant
- Fouling
- Fouling
- Foundation
- Four Ball Tester
- Four Wheel Drive (4WD)
- Four Wheel Independent Suspension
- Fourth Quantum Number (Ms)
- Four-Wheel Anti-Lock Brakes
- FPM
- Fpm
- fpm
- FPS
- fps
- FQP
- Fracture
- Fracture (fatigue)
- Fracture (forced)
- Fracture toughness
- Frame
- Frame Relay
- Frame Spacer
- Framer
- Framework members
- Free Air
- Free Along Side (FAS)
- Free energy
- Free On Board (City, Shipping point, or Delivered)
- Free On Board (F.O.B.)
- Free Position of the Plunger
- Free Water
- Freeboard
- Freezing Point
- Freight Bill
- Freight Claims
- Frenkel Defect
- Frequency
- Frequency
- Frequency Bin
- Frequency Diversity
- Frequency Hopping Spread Spectrum
- Frequency Modulated Output
- Frequency Modulation
- Frequency of errors, frequency of occurrence of analytical errors, f
- Frequency of Inspection
- Frequency of Inspection
- Frequency of Vibration
- Frequency Output
- Frequency Shift Keying
- Frequency Synthesizer
- Frequency, Natural
- Fretting
- Fretting
- Fretting
- Fretting
- Fretting
- Fretting Corrosion
- Fretting Corrosion
- Fretting Wear
- Friction
- Friction
- Friction
- Friction
- Friction
- Friction Clutch
- Friction Stabilizers
- Front Wheel Drive (FWD)
- Frost
- FT
- ft
- FTA
- FTC
- F-test
- FTIR
- FTIR = Fourier Transform Infrared Spectroscopy
- FTP
- FTP (File Transfer Protocol) Server
- FTTN
- Fuel Dilution
- Fuel Economy
- Fuel Ethanol
- Fuel Injection
- Fuel Injection, Electronic
- Fuel Pump
- Full Bridge
- Full Diameter Shank
- Full Duplex
- Full flow filter
- Full Fluid Film Lubrication
- Full Overtravel Force
- Full Overtravel Point
- Full Scale Output
- Full Scale Output (Span)
- Fullerenes
- Full-flow filtration
- Full-fluid-film lubrication
- Fully developed laminar flow
- Function
- Function
- Function
- Function Block
- Function Check-out
- Functional
- Functional Failure
- Functional sensitivity, FS
- Functional Test
- Functions
- Fundamental Deviation
- Fundamental mode of vibration
- Fundamental Triangle Height
- Funders’ Forum
- Funding Arbiter
- Fungi
- Fungicide
- Funicular
- Funnel plot
- Furnace Charging
- Furniture Cleaner/Polish
- Fused Coatings
- Fused Crushed Powder
- Future Benefit PM
- Futures Contract
- Fuzzy Logic
- FWD
- FZG
- FZG Four Square Gear Oil Test
- G
- g
- g
- GaAs MESFET
- Gage
- Gage
- Gage Factor
- Gage Factor
- Gage Length
- Gage Pressure
- Gain
- Gain
- Gain
- Gain (of the controller)
- Gain (of the process)
- Gain Error
- Gain Margin
- Galling
- Galling
- Galling
- Galling
- Galling
- Galling
- Gallium arsenide
- Gallium arsenide field-effect transistor
- Galvanic attack
- Galvanic corrosion
- Galvanic Corrosion
- Galvanic couple
- Galvanic Isolation
- Galvanic Series
- Galvanised
- Galvanising
- Galvanized
- Galvanized Rope
- Galvanized Strand
- Galvanized Wire
- Galvanizing
- Galvanometer
- Gamma Correction
- Gantt Chart
- Gantt Chart
- GAO
- Gas Carburizing
- Gas Chromatagraphs
- Gas Constant
- Gas Flow Rate
- Gas Nitriding
- Gas Nitrocarburising
- Gas Turbine
- Gas, Gaseous
- Gaseous Fuels
- Gasket
- Gasket Kit
- Gasohol
- Gasoline
- Gasoline/Ethanol Blend
- GATC
- Gate
- Gate
- Gatehouse
- Gauge Pressure
- Gauge Pressure Transducer
- Gaussian curve, Normal curve, Normal distribution
- Gaussian distribution
- Gaussian frequency-shift keying
- Gaussian minimum shift keying
- Gbion
- GDI
- GDP
- GDTC
- Gear
- Gear Oil
- Gear reducer
- Gearbox (gear housing)
- Gearbox
- Gearmotor
- Gel Layer
- General Log-Linear Model
- General Packet Radio Service
- General Purpose I/O
- General Purpose Interface Bus
- Generalisability (also: applicability, external validity)
- Generalised Gamma Distribution
- Generalized gamma distribution
- Generated Contaminant
- Genetic Algorithms (Gas)
- GEO
- Geometry, Spherical
- Geometry, Euclidean
- Geometry, Hyperbolic
- Geometry, Non-Euclidean
- German Energy Savings Directive (EnEV)
- Germicide
- GF-2/3
- GF-4
- GF-5
- GFC
- GGBF
- GHG
- Gigabit Interface Converter
- Girt
- GL-4/5
- Gland
- Gland Nut
- Gland Packing
- Glasphalt
- Glass
- Glass Transition Temperature
- Glass-ceramic
- Glitch Immunity
- Global Positioning System
- Global System for Mobile Communications
- Globe Valve
- GM
- GMOT
- GO-J
- Gold Plating
- Gold standard
- Go-Line
- Go-Line
- Gompertz Model
- Goodwill
- GOT
- GPA
- GPH
- GPM
- GPM
- GPS
- Grade
- Grades, Rope
- Granolith
- Granular Powder
- Granule
- Graphite
- Graphite
- Graphite
- Gravimetric Analysis
- Gravity
- Gravity
- Gravity
- Gravity Bracket
- Gravity Conveyor
- Gravity dam
- Gravity Separation
- Gravity Unit
- Grease
- Grease Fitting
- Grease Gun
- Green flag
- Grey literature
- Grid
- Grinding
- Grip Length
- Grit Blasting
- Groin
- Grommet
- Groove
- Grooved Drum
- Grooves
- Grooves
- Grooving
- Gross Additive Treating Cost (GATC)
- Gross Axle Weight Rating (GAWR)
- Gross calorific value
- Gross Delivered Treating Cost (GDTC)
- Gross Vehicle Weight (GVW)
- Gross Vehicle Weight Rating (GVWR)
- Ground
- Ground
- Ground effects
- Ground Potential
- Ground State
- Grounded Junction
- Grounded Neutral
- Grounding Conductor
- Groundwater
- Grout
- GRPE
- GSA
- GTAB
- GTL
- Guard Rail
- Guard Rail Cable
- GUI
- Guided Wave testing (GWT)
- Guimpe
- Gurney flap
- GUS
- Guy Line
- GVW
- H
- H1 Lubricant
- H2 Lubricant
- H3 Lubricant
- HA
- HACCP
- HAG
- Hagen-Poiseuille equation
- Hairpin
- Half Bridge
- Half life
- Half-Duplex
- Half-Duplex
- Half-Flash
- Hall Effect
- Hall Effect Technology
- HALT
- Hammer pond
- Hand Cleanser
- Handbook
- Handbook Advisory Group (HAG)
- Handover
- Handrail
- Handsearching, Handsearcher
- Handshake
- Handwheel
- HAPEM
- Hard Chromium Plating
- Hard Facing
- Hard Failure
- Hard Joint
- Hard Water
- Hard-drawn Wire
- Hardcopy
- Hardenability
- Hardened Washers
- Hardfacing
- Hardness
- Hardness
- Hardness Test
- Hardness, calcium
- Hardness, carbonate
- Hardness, magnesium
- Hardness, noncarbonate
- Hardness, permanent
- Hardness, temporary
- Hardness, total
- Hardstand
- Hardware
- Hardwired
- Harmonic Distortion
- HASS
- Haulage Rope
- Hawser
- Hazard
- Hazard Rate
- Hazard rate
- Hazard Rate
- Hazard rate
- Hazard ratio
- Hazardous Location
- Hazardous Material
- Hazardous Materials
- Hazardous Waste
- HAZID
- Hazop
- HAZOP
- HAZOP (Hazard and Operability)
- H-Bridge
- HCCI
- HDD
- HDDO
- HDDT
- HDE
- HDGT
- HDMO
- HDT
- HDVIP
- Head
- Head gate
- Head Loss
- Head Pressure
- Header
- Head-On
- Headrace
- Health and Safety Executive
- Heat
- Heat Capacity (Specific Heat)
- Heat cycle
- Heat Endurance
- Heat exchanger
- Heat Exchanger
- Heat exchanger
- Heat load
- Heat pumps
- Heat Resistance
- Heat Shock
- Heat Sink
- Heat Sink
- Heat Tightening
- Heat Transfer
- Heat Treating
- Heating Coil
- Heavy Ends
- Hedging
- HEFCAD
- HEI
- Height
- Helical Gear
- Helical Overlap
- Helical Spring Washer
- Helium (He)
- Helix
- Helix Angle
- Hermetically Sealed Switch
- Hertz
- Hertz
- Hertz
- Hertz (Hz)
- Hertz Stress
- Heterogeneity
- Heterogeneous
- Heterogeneous
- Heterogeneous reaction
- HEUI
- Hex / Hexagonal
- Hexadecimal
- Hexagonal Close-Packed (HCP)
- Hexene
- HF
- HF-O/1/2
- HFRR
- HHDV
- HHO
- HIBCC
- Hidden Cost
- Hidden Cost
- Hidden Failure
- Hidden Failure
- High bit-rate Digital Subscriber Line
- High complexity tests
- High Contamination
- High Density Polyethylene
- High Flotation Sizing System For Light Trucks
- High Level Data Link Control
- High Load Melt Index
- High Pressure Die Cast
- High Recovery Valve
- High Strength Friction Grip Bolts
- High Strength Strand
- High Velocity Oxy-fuel Spraying (HVOF)
- High Voltage Time Test
- High-Brightness LEDs
- High-definition television
- High-Density Polyethylene
- Highest Point of Single Tooth Contact
- High-Side
- High-Speed Downlink Packet Access
- High-Speed Packet Access
- High-Speed Serial Interface
- High-Speed Uplink Packet Access
- Hippanthrope
- HIPPING
- Histogram
- Historical control
- HMI
- HMW High-Density Polyethylene
- Hog Rings
- Hold
- Hold And Drive Bolts
- Holding Line
- Hole
- Hole (electron)
- Home RF
- HomePlug
- Homogeneous
- Homogeneous
- Homogeneous reaction
- Homogenization
- Homopolymer
- Homopolymer
- Hooke’s Law
- Hopper
- Hopper Blender
- Hopper Loader
- Horizontal Floor Space
- Horizontal tie
- Horsepower
- Horsepower
- Horsepower, hp
- Horsepower
- Hose
- Hospital-Type Disinfectant
- Host
- Hot Bolting
- Hot Dip Coating
- Hot Runner Mold
- Hot Water
- Hot water temperature (HWT)
- Hot Working
- Hot-Rolling, Hot-Rolled Steel (HR)
- Hot-Swap
- Housing
- hr
- Hrottling
- HSE
- HTA Database
- HTHSRV
- Hub Centric
- Human Body Model
- Humidification
- HV
- HVAC
- HVAC
- HVAC
- HVI
- HVOF
- HVP
- HWBF
- HWT
- Hybrid Bearing
- Hydraulic Clamp
- Hydraulic Fluid
- Hydraulic Motor
- Hydraulic Oil
- Hydraulic Pump
- Hydraulic Set Cement
- Hydraulic System
- Hydraulic Tensioner
- Hydraulics
- Hydro Turbine
- Hydrocarbons
- Hydrochloric Acid (HCL)
- Hydrodynamic Lubrication
- Hydrodynamic Lubrication
- Hydrofinishing
- Hydrogen (H2)
- Hydrogen Bond
- Hydrogen Embrittlement
- Hydrogen Embrittlement
- Hydrogen Ion Activity (aH+)
- Hydrogen ion concentration (pH)
- Hydrogenation
- Hydrolysis
- Hydrolysis
- Hydrolytic stability
- Hydrometer
- Hydrophilic
- Hydrophilic
- Hydrophilic
- Hydrophobic
- Hydrophobic
- Hydrophobic
- Hydrophobic
- Hydrophobic
- Hydroplaning
- Hydrostatic lubrication
- Hydrostatic Test
- Hygroscopic
- Hygroscopic
- Hygroscopic
- Hypalon
- Hyperbolic tower
- Hypoeutectoid Alloy
- Hypoid Gear Lubricant
- Hypoid Gears
- Hypothesis
- Hypothesis test
- Hysteresis
- Hysteresis
- Hysteresis
- Hysteresis (Electrode Memory)
- Hysteresis (magnetic)
- Hysteresis, Switching
- Hz
- HZ
- I
- I/M
- I&M
- I/O
- I/O Module
- I/O point
- I/P
- I2
- I2C
- IAOGP
- Iatrogenic
- Iatrogenic
- IBP
- IC
- Ice apron
- ICEA
- IChemE
- Icon
- ICP
- ICP
- ICS
- ID
- Ideality Factor
- IDI
- Idle Mode
- Idler
- Idler
- Idler Arm
- Idler Roller
- IEA
- IEC
- IFC
- IFG
- IFP
- ILD
- ILEV
- ILMA
- ILMA
- ILSAC
- ILSAC
- Image analyzer
- Image Frequency
- Image Rejection
- Imbalance
- IMC
- Immediate Response
- Immersion
- Immiscible
- Immiscible
- Immiscible
- IMO
- Impact Energy
- Impact Strength
- Impact Wrench
- Impassible
- Impedance
- Impedance
- Impingement
- Impingement Corrosion
- Implied Warranty Of Fitness For A Particular Purpose
- Importance measure
- Imprecision
- Impregnation
- Improved Plow Steel Rope
- Improvement
- Improvement
- Impurities
- Impurity
- IMSG
- in
- Inaccuracy
- Incidence
- Incidence
- Incident
- Incipient Cavitation
- Incline Conveyor Length
- Inclined Conveyor
- Inclusion Shape Control
- Incompatibility
- Incompatible Fluids
- Incomplete
- Incompressible Flow
- Incondite
- Incremental Cost
- Indentation
- Indentation
- Independent
- Independent Consultant
- Independent Contractor
- Independent group design
- Independent Suspension
- Independent variable
- Independent Wire Rope Core (IWRC)
- Index Medicus
- Index of Refraction
- Indexing
- Indicator
- Indicator
- Indicator, differential pressure
- Indicator, pressure
- Indirect Cost
- Indirect Heating
- Indirect Labor
- Indirect Materials
- Indium gallium arsenide
- Individual patient data
- Induced draft water cooling tower
- Induction Hardening
- Induction Heating
- Induction Period
- Induction Period (Grease Oxidation)
- Inductive Kickback
- Inductive Technology
- Industrial Lubricant
- Industrial, Scientific and Medical
- Inelastic
- Inertia
- Inertial Force
- Infant
- Infant Mortality
- Infeed End
- Infield
- Infiltration gallery
- InfiniBand
- Influent
- Information Management System Group (IMSG)
- Infrared
- Infrared
- Infrared (IR)
- Infrared Analysis
- Infrared Data Association
- Infrared spectra
- Infrared Spectroscopy
- Infrared Thermography
- Ingested contaminants
- Ingot
- Ingression level
- Inherent Diaphragm Pressure
- Inherent Flow Characteristic
- Inherent imprecision, inherent random error
- Inherent Reliability
- Inherent Safety
- Inhibitor
- Inhibitor
- Inhibitor
- Initial Unbalance
- Initiator
- Injection Blow Molding
- Injection Mold
- Injection Molding
- Injection Pressure
- Ink Jet Printers
- Inlet air
- Inlet connection
- Inlet wet-bulb temperature
- In-line filter
- In-line Inspection
- Inner Wires
- Innerliner
- Inomer
- Inorganic Chemicals
- Inorganic Thickener
- In-plant defect rate
- Input
- Input Back-Off
- Input Impedance
- Input Impedance
- Input Impedance
- Input Resistance (Impendance)
- Input Signal Duration
- Inrush Current
- Insert
- Inside-mounted Seal
- Insolubles
- Insolubles
- Insolubles
- Inspection
- Inspectors
- Inspectors
- Installed Flow Characteristic
- Instantaneous Centre Of Rotation
- Institute of Radio Engineers
- Instrinsic Semiconductor
- Insulated Junction
- Insulation
- Insulation Resistance
- Insulator
- Insulator (electrical)
- Integral
- Integral Action
- Integral Fastener
- Integral Flange
- Integral nonlinearity
- Integral Nonlinearity
- Integral Seat
- Integrated circuit
- Integrated Circuit (IC)
- Integrated electronic component
- Integrated Heat Spreader
- Integrating Process
- Intel Mobile Voltage Positioning
- Intellectual Property
- Intensifier
- Intention to treat analysis
- Intention to treat analysis
- Interaction
- Intercept, y-intercept
- Interchangeability
- Interchangeability Error
- Interconnected Porosity
- Intercooler
- Interface
- Interface
- Interface Circuit
- Interfacial tension (IFT)
- Interference
- Interference experiment
- Intergranular Corrosion
- Interim analysis
- Interleave
- Intermediary outcomes
- Intermediate Bed
- Intermediate Frequency
- Intermetallic
- Intermodulation
- Intermodulation Distortion
- Internal Diameter
- Internal force
- Internal Gear
- Internal Oxidation
- Internal Reference
- Internal Reference Electrode (Element)
- Internal Thread
- Internal validity
- Internally Lubricated
- International Telecommunication Union
- Internet Protocol
- Internet Service Provider
- Interoperability
- Interpolate
- Interpreter
- Inter-rater reliability
- Interrogate (Gate)
- Interrupt
- Interrupted time series
- Interstice
- Inter-Symbol Interference
- Intervention
- Intervention (scheduled / planned)
- Intervention group
- Intervention study
- Interviewer bias
- Intramural
- Intranet
- Intra-rater reliability
- Intrinsic Safety
- Intrinsically Safe
- Intrinsically Safe
- Invariant Point
- Inventoriable Costs
- Inventory
- Inventory Management
- Inventory Management
- Inventory turn rate
- Inverse Multiplexing over ATM
- Inverse power law
- Inverse Voltage (PIV) or Peak Reverse Voltage (PRV)
- Inverting Switching Regulator
- Invoice
- Involute
- IO-Link
- Ion Exchange
- Ion Implantation
- Ion Nitriding
- Ion Plating
- Ionic Bonding
- Ionic Mobility
- Ionic Strength
- Ion-Implantation
- IP
- IP
- IP Rating
- IPIECA
- IPTO
- IPTS-48
- IPTS-68
- IR
- IRED
- Iron bacteria
- Iron Rope
- Irradiation
- Irregular Powder
- IS
- ISA
- ISO
- ISO
- ISO 14000
- ISO 14001
- ISO 9000
- ISO Solid Contaminant Code (ISO 4406)
- ISO Standard 4021
- ISO viscosity grade
- Isolation
- Isomerisation
- Isopotential Point
- Isotactic
- Isotactic
- Isothermal
- Isothermal
- Isotope
- ISP
- ISTEA
- IVD
- IVDT
- IVHS
- IWRC
- Izod Impact
- Izod Impact Test
- J
- Jacket
- Jacket
- Jam Nuts
- JAMA
- JAN
- JARI
- JASO
- JAST
- JC
- JCAP
- JD
- JET A
- JET B
- Jetting
- JIC
- JIS
- JIT
- JIT
- JIT delivery
- JIT/continuous-flow production
- Jitter
- Job Card
- Job Card
- Joint Control Tightening
- Joint Electron Device Engineering Council
- Joist
- Jost Effect
- Joule
- Joule
- Joule
- Joule
- Journal
- Journal
- Journal Bearing
- JPI
- JSA
- JSAE
- Jumper
- Junction
- Junction Diode Sensor
- Junk Batteries
- Just a Bunch of Disks
- Just In Time (JIT)
- Just-in-Time
- K
- K
- K
- K Factor
- Kaizen
- Kaizen
- Kaizen event
- Kaizen Method
- Kanal+
- Kanban signal
- Kaplan-Meier Estimator
- Karl Fischer Reagent Method
- Karl Fischer Reagent Method (ASTM D-1744-64)
- KBS
- KBS
- Keep-Out Zone
- Kelvin
- Kelvin
- Keps
- KernPrint. Engineering
- Kerosene
- Kettle Heat Exchanger
- Kevlar
- Key Performance Indicators
- Key Performance Indicators (KPI)
- Key words
- Keyway
- kg
- kHz
- kilo
- Kilopascals (kPa)
- Kilovolt amperes (kva)
- Kilowatt (kw)
- Kilowatt Hour (kwh)
- Kinematic Viscosity
- Kinematic viscosity
- Kinetic Energy
- Kinetic Energy
- Kink
- Kislar-aga
- Kitty litter
- KM
- km
- Knee Brace
- Knife Coating
- Knockout Bar
- Knockout Pin
- Knowledge Management (KM)
- Knowledge-Based Systems (KBS)
- Knurl Thumb Adj. Nut
- KPI
- KPI
- KVA
- KVM switch
- KVM, Keyboard Video Mouse
- kw
- kwhr
- L
- L’Abbé plot
- Labels
- Labor Per Product (LPP/LPU)
- Labor Turnover Rate
- Labor Turnover Rate
- Laboring
- LAC
- Lacing
- Lacquer
- Ladder
- Ladder cage
- Ladle Metallurgy Furnace (LMF)
- Lag
- Lag Time
- Lagged Pulley
- Lagging
- Lagging
- Lagoon
- Laminar Flow
- Laminar Flow
- Laminar Flow
- Laminar particles
- LAN
- LAN
- Land
- Land
- Landfill
- Landing
- Lands
- Langelier’s Index
- Lantern Ring
- Lanthanides
- LAP
- Lap Splice
- Lapping
- Lapping
- Large Scale Integration (LSI)
- Laser
- Laser Alloying
- Laser Driver
- Laser Etchers
- Laser Glazing
- Laser Hardening
- Laser Radio Terminal (LRT)
- Laser Trimming (Automated)
- Latching Logic
- Latent Defect/Fault
- Latent Fault
- Latent Heat
- Lateral canal
- Lateral header
- Latex
- Lattice
- Lattice girder
- Lattice Parameter
- Law of the wall
- Lay
- Lay
- Lay Types
- lb
- lb per cu ft
- lb per hr
- L-Band
- LCC
- LCO
- LD Ratio
- LDT
- LDV
- Leaching
- Lead
- Lead
- Lead
- Lead Chrome Pigments
- Lead Line
- Lead Naphthenate
- Lead Time
- Leaded Chip Carrier
- Leadless Ceramic Chip Carrier
- Lead-time bias
- Leaf
- Leaflet, Collaboration
- Leakage Classification
- Leakage Current
- Leakage Inductance
- Leakage Rate
- Leakage Rate
- Leakage Rate
- Lean Manufacturing
- Lean Manufacturing
- Lease
- Least Squares Line
- Least-significant bit
- Least-squares Line
- LED
- LED (Light Emitting Diode)
- Lefthand Thread
- Length of Action
- Length Of Engagement
- Length of Lay
- Lensing
- Leon-Maxwell Performance Equation
- LEV
- Levee
- Level Translator
- Leveller
- Lever Rule
- Levey-Jennings control chart
- Lien
- Life
- Life Cycle
- Life Cycle Cost
- Life Cycle Cost
- Life Cycle Costing (LCC)
- Life Cycle Testing
- Life data analysis
- Life Distribution
- Lift bridge
- Light Ends
- Light obscuration
- Light Operated (L.O.)
- Light-Emitting Diode
- Likelihood Function
- Likelihood of Failure (Lof)
- Likelihood ratio
- Likelihood Ratio
- LILACS (Latin American and Caribbean Health Sciences Literature)
- Lime
- Limit of Blank (LoB)
- Limit of Detection (LoD)
- Limit of Quantification (LoQ)/Lower limit of quantification
- Limit Switch
- Limit Switch
- Limits of Error
- lin ft
- Line
- Line of Action
- Line of Action
- Line Regulation
- Line
- Linear
- Linear
- Linear (Output)
- Linear Elastic
- Linear Feedback Shift Register
- Linear Flow Characteristic
- Linear Low-Density Polyethylene
- Linear Mode
- Linear Polymer
- Linear regression analysis, least-squares analysis, ordinary regression analysis
- Linear Regulator
- Linear scale
- Linear Valve
- Linearity
- Linearity (End Point)
- Linearity (Linearity Error)
- Linearity (Terminal Base)
- Lineshaft Conveyor
- Linoleum
- Lip Seal
- Liquid
- Liquid
- Liquid Impingement Erosion
- Liquid Junction Potential
- Liquidation
- Lithium batteries
- Lithium Grease
- Live Loading
- Live Roller Conveyor
- Lloyd-Lipow Model
- LMOA
- LNC
- LNG
- LNT
- LOA
- Load
- Load
- Load
- Load Cell
- Load Current
- Load Impedance
- Load Regulation
- Load Upset
- Load-carrying capacity
- Loading Pressure
- Loading Time
- Load-wear Index (LWI)
- Local Interconnect Network (LIN)
- Local temperature
- Local Temperature Sensor
- Localized Corrosion
- Locating Ring
- Lock
- Lock bay
- Lock Nut
- Lockage
- Locked Coil Strand
- Lockout/Tagout
- Lock-Up Valve
- log
- Log Sheet
- Logarithmic Scale
- Logarithmic scale
- Logic
- Logic
- Logistic regression
- Logistic Support Analysis (LSA)
- LOGMARS
- Lognormal distribution
- Logo, Cochrane
- Log-odds ratio
- Logos
- LOLER
- Long
- Long Haul
- Long Range Ultrasonic Testing (LRUT)
- Long Term Evolution
- Longitudinal
- Longnormal Distribution
- LonWorks
- Loop
- Loop
- Loop Resistance
- Loop, Endless
- Loose
- Loss Coefficient
- Loss Of Revenues
- Loss to follow up
- Lot number
- Louvers
- Low Density Polyethylene (LDPE) And Linear Low Density Polyethylene (LLDPE)
- Low Drop Out
- Low Energy Circuit
- Low Recovery Valve
- Low-Density Polyethylene
- Lower limit of detection, LLD
- Lowest Point of Single Tooth Contact
- Low-Side
- Low-temperature boiler
- LPPS
- LRI
- LS
- LSA
- LSAR files
- LSC
- LSD
- LSD (Least-Significant Digit)
- LSR
- LSRD
- LS-TTL Compatible
- LS-TTL Unit Load
- LTCD
- LTFT
- Lubricant
- Lubricant
- Lubricant
- Lubricant Analysis
- Lubricate
- Lubricating Grease
- Lubrication
- Lubrication
- Lubrication Management
- Lubrication System
- Lubricator
- Lubricity
- Luster
- LVI
- M
- M
- M
- MAAG
- MAC Address
- Macadam
- Macadamize
- Machine availability rate
- Machine Crowned Pulley
- Machine Language
- Machine vision
- Machine-to-machine
- Macrohardness
- Macromolecule
- MACT
- MAD
- MAG
- Magnetic
- Magnetic Blow-Out Switch
- Magnetic Brake
- Magnetic Field Strength
- Magnetic filter
- Magnetic Flux Density
- Magnetic Induction
- Magnetic Plug
- Magnetic Seal
- Magnetic Separator
- Magnetic Starter
- Magnetic Stripe
- Magnetic Susceptibility
- Magnetization
- Magnetron Sputtering
- Magnitude
- Main
- Maintainability
- Maintainability
- Maintainability
- Maintainability Engineering
- Maintainability Improvement
- Maintainability Prediction
- Maintained Contact Switch
- Maintenance
- Maintenance
- Maintenance
- Maintenance Activity
- Maintenance Categories
- Maintenance Contractor Expenses
- Maintenance Cost
- Maintenance Cost (Total)
- Maintenance Engineering
- Maintenance Job Plans or Procedures
- Maintenance Labor Expenses
- Maintenance Management
- Maintenance Material Expenses
- Maintenance Objectives
- Maintenance Plan
- Maintenance Policy
- Maintenance Record
- Maintenance Schedule
- Maintenance Strategy
- Maintenance Strategy
- Maintenance Strategy Review (MSR)
- Maintenance/Reliability Engineers
- MAJOR ACCIDENT PREVENTION DOCUMENT (MAPD)
- Major Diameter
- Make-before-break
- Make-up
- Malamine-Formaldehyde
- Man lock
- Management
- Managing Editor (previously known as Review Group Co-ordinator (RGC))
- Manchester Data Encoding
- Mandrel
- Mandrel (Balancing Arbor)
- Manhole
- Manifold
- Manifold
- Manifold
- Manifold filter
- Manned Hours
- Manual Mode
- Manual Reset (Adjustment)
- Manual Reset (Switch)
- Manual Start Switch
- Manufacturer’s Tolerance
- Manufacturing Cost
- Manufacturing cycle time
- Manufacturing execution system (MES)
- Manufacturing Overhead
- Manufacturing Process
- Manufacturing Resources Planning (MRP)
- Marbles
- MaRC
- Margining
- Marker Tape
- Marker Threads
- Marketing or Selling Costs
- Marline Spike
- Martensite
- Martensite
- Martensitic Transformation
- Masking
- Mass
- Mass Flow Rate
- Mass Storage
- Master
- Master Modules
- Masterbatch
- Masterbatch
- Mastic
- Matching
- Material Safety Data Sheet (MSDS)
- Material Science, 1st Fundamental Tenets of Material Science
- Material Science, 2nd Fundamental Tenet of Material Science
- Material Science, 3rd Fundamental Tenet of Material Science
- Material Science, 4th Fundamental Tenet of Material Science
- Materials in Solid Waste
- Materiel Manager
- Matrix
- Matrix
- Matrix
- Maxim Tiny Network Interface
- Maximum Allowable Operating Pressure (MAOP)
- Maximum Allowable Working Pressure (MAWP)
- Maximum Bulk/Use Temperature
- Maximum Credible Accident Scenario (MCAS)
- Maximum Elongation
- Maximum Excitation
- Maximum Film Temperature
- Maximum Likelihood Estimation (MLE)
- Maximum Load Current
- Maximum Operating Temperature
- Maximum Power Rating
- Maxwell-Stefan equations
- MB
- MCS
- MDR
- Mean
- Mean
- Mean Cycles Before Failure (MCBF)
- Mean Cycles Before Failure (MCBF)
- Mean difference
- Mean Downtime
- Mean Life
- Mean Temperature
- Mean Time Between Critical Failure (MTBCF)
- Mean time between equipment failure
- Mean Time Between Failure
- Mean Time Between Failures
- Mean Time Between Failures (MTBF)
- Mean Time Between Failures (MTBF)
- Mean Time Between Maintenance (MTBM)
- Mean time to failure
- Mean Time to Failure (MTTF)
- Mean Time to Prepare (MTTP)
- Mean Time To Repair
- Mean Time To Repair
- Mean Time to Repair (MTTR)
- Mean Time To Repair (MTTR)
- Mean Time to Restore (MTR)
- Meanshift
- Measurand
- Measurand
- Measurand
- Measurement
- Measurement Systems Analysis
- Measures of reliability
- Measuring Junction
- MECA
- Mechanical Bonding
- Mechanical draft water-cooling tower
- Mechanical equipment support
- Mechanical Failure
- Mechanical Hysteresis
- Mechanical Life
- Mechanical Seal
- Media Compatibility
- Media Independent Interface
- Media migration
- Median
- Median Ranks
- Medical decision level, decision level, Xc
- Medically important errors
- Medium
- Medium Effect (f m)
- MEDLINE
- MeerKat
- mega
- MegaBaud
- Megachips per Second
- Megahertz
- Megasamples per second
- Melt
- Melt Fracture
- Melt Index
- Melt Instability
- Melt Strength
- Melting Point
- Melting Point
- Melting Point
- Melting Point
- Membrane
- Membrane Filtration
- Memorandum Of Understanding
- Mer
- MERCON
- MES
- MeSH headings (Medical Subject Headings)
- Messenger Wire
- Meta-analysis
- Metal
- Metal
- Metal
- Metal Deactivators
- Metal Oxide Varistor
- Metal Oxides
- Metalization
- Metallocene Resins
- Metallurgical Bonding
- Metalworking Lubricant
- Meta-regression
- Metastable
- Meter Belts
- Metering Zone
- Method development
- Method of Correction
- Method selection
- Method validation
- Methodological quality
- Methodology characteristics
- Methodology expert
- Methods Group (MG) (formerly known as Methods Working Group [MWG])
- Metrics
- Mica
- micro
- Micro Energy Cell
- Microamp
- Microcomputer
- Microelectromechanical systems
- Microfiltration (MF)
- Micrograph
- Microhardness
- Microinch
- MicroLAN
- Micrometer (μm)
- Micrometre
- Micrometre (μm)
- MicroMonitor
- Micron
- Microorganism
- Microporous Membrane
- Microprocessor Supervisor
- Microscope Method
- Microstructure
- Microtrack
- Microvolt
- Migration
- Migration
- Migration
- Migration, Contact Material
- Mil
- MIL
- MIL
- MIL
- Mild Plow Steel Rope
- MIL-HDBK
- Milk Stone
- Milking
- Milldam
- Miller Indices
- Miller-Bravis Indices
- milli
- Milliamp
- Millimeter
- Millimeter
- Millivolt
- Millpond
- Millrace
- MIL-STD
- MIMOSA
- Mineral oil
- Mineral Seal Oil
- Mineral-insulated Thermocouple
- Minimization
- Minimum Life
- Minimum Pressure Accumulating Conveyor
- Mining Cable
- Minor Diameter
- Minor Diameter
- Minor Scale Division
- Minority Business Enterprise (MBE)
- Minus Sieve
- MIRA
- MIS
- Miscible
- Mismatch
- Mission Statement
- Mitergate
- MITI
- Mixed Dislocation
- Mixed Film
- Mixed Weibull Distribution
- MMI
- MMI
- MMT
- MOA
- MOBILE
- MOD
- Mode
- Model
- Model
- Model Work Order
- Modem
- Moderate complexity tests
- Modification
- Modified Gompertz Model
- Modified Parabolic
- ModMan Advisory Group
- Modulated Light Source (MLS) Control
- Module
- Module
- Module Manager (ModMan)
- Modulus of elasticity
- Modulus of Elasticity
- Modulus Of Elasticity
- MOE
- Moisture Absorption
- Moisture Absorption
- Moisture Vapour Transmission
- MOL
- Molality
- Mold
- Mold
- Mold (release) Lubricant
- Molding Cycle
- Mole
- Molecular Weight (MW)
- Molecular Weight Cutoff (MWCO)
- Molecular Weight Distribution (MWD)
- Molluscicide
- Moly
- Molybdenum Disulfide
- Molybdenum Disulphide (Moly)
- Moment
- Moment of inertia
- Moment Resisting-Connection
- Momentary Short Circuit Protection
- Momentary Short Circuit Protection
- MON
- Monitoring and Registration Committee (MaRC)
- Monkey
- Monocoque
- Monolithic reactor
- Monomer
- Monomer
- Monotonic
- Monovalent
- Monte Carlo Simulation
- Mooring Lines
- Morbidity
- Morphology
- Mortality
- MOSFET
- Mosfet
- Most-Favored-Customer Clause
- Most-significant bit
- MOT
- Motherboard
- Motor
- Motor
- Motor Bearing
- Motor Oil
- Motor rated horsepower
- Motorized Drive Roller
- Motorized Pulley
- MOU
- Mounting (dis-)
- Mounting Error
- Movable Platen
- MPG
- mph
- MRO
- MRO
- MRO Supplier Alliances
- MRP
- MRP II
- MRP
- MRPII
- MSAT
- MSD (Most-Significant Digit)
- MSDS
- MT
- MTAC
- MTBCF
- MTBE
- MTBF
- MTBF
- MTBM
- MTTF
- MTTF
- MTTP
- MTTR
- MTTR
- MTU
- Muda
- Mueller Bridge
- Muffs
- Multi-arm trial
- Multicentre trial
- Multigrade Oil
- Multigrade Oil
- Multipass or recirculation test
- Multipass Test
- Multipath
- Multiple comparisons
- Multiple Input, Multiple Output
- Multiplex
- Multiplex
- Multiplicative model
- Multi-rule quality-control procedure
- Multitasking
- Multivariate analysis
- Muriatic
- MVEG
- MVMA
- N
- N of 1 randomized trial
- N/C (No Connection)
- NAAQS
- Nabarro-Herring Creep
- NACE
- NAFTA
- NAICS
- NAMVECC
- Nanofiltration
- Nanovolt
- Naphthenic
- NAS
- NASA
- NATC
- Native Americans
- Natural draft water-cooling tower
- Natural levee
- Natural work team
- Navier-Stokes equations
- NBS
- NC
- NCAT
- NCDT
- NCET
- N-channel metal-oxide semiconductor
- NCM
- NCP
- NCRP
- NCWM
- NDE
- NDOCP
- NDT
- NDTC
- NEB
- NEC
- Neck-In
- Necking
- NEDO
- Needle Bearing
- Needle Blow
- NEFI
- Negative association
- Negative Crowned Pulley
- Negative predictive value
- Negative study
- Negative Temperature Coefficient
- Negotiation
- NEMA
- NEMA Ratings
- NEMA Standards
- NEMA-12
- NEMA-4
- NEMA-7
- Neoprene
- Nernst Equation
- Nernst Factor (S, Slope)
- Nernst-Planck equation
- NESCAUM
- Net Additive Treating Cost (NATC)
- Net calorific value
- Net Delivered Treating Cost (NDTC)
- Net effective volume
- Net Lift
- Network
- Network Polymer
- Networks
- Neural Network
- Neutral axis
- Neutral Cleaner
- Neutral Oil
- Neutralization Number
- Neutralization number
- Neutralizer
- Newtonian Behavior
- Newtonian flow
- Newtonian Flow
- Newtonian Flow
- Newtonian Flow
- Newtonian Fluid
- NFPA
- NGEO
- NGVA
- NHPP
- NHSEED
- NHTSA
- Nibble
- Nicked Threads
- Nickel metal hydride
- Nickel Plating
- Nicrosil/Nisil
- Nip
- Nip Point Guard
- Nip Rolls
- Nipple
- NIST
- Nitration
- Nitration
- Nitriding
- Nitrile Resins
- Nitrile Rubber
- Nitrocarburising
- Nitrogen (N2)
- Nitrous Oxide
- NLEV
- NLGI
- NLGI Automotive Grease Classifications
- NLGI Consistency Grades
- NLGI Number
- NMHC
- NMMA
- NMOG
- NMR
- NMR
- NMR (Normal-Mode Rejection)
- NNH
- NNT
- NNTh
- No man’s land
- No Schedule Maintenance
- No Scheduled Maintenance
- Noble Metal
- Nodular Powder
- Noise
- Noise
- Noise, Electrical
- Nomex
- Nominal
- Nominal Diameter
- Nominal Filtration Rating
- Nominal Sensing Distance
- Nominal tower dimensions
- Non Return to Zero
- Non-Chlorine Bleach
- Non-Combustible
- Non-contact
- Noncrystalline
- Non-Destructive Testing
- Non-Destructive Testing (NDT)
- Non-experimental study
- Non-homogeneous Poisson process (NHPP)
- Nonincendive
- Non-inferiority trial
- Non-Interruptive Task List
- Non-Lien
- Non-modulated Controls
- Non-Newtonian Behavior
- Non-Newtonian Fluid
- Non-Operational Consequences
- Non-Operational Consequences
- Nonoxidizing biocide
- Nonparametric Analysis
- Non-Preformed
- Non-randomized study
- Nonrecurring engineering
- Non-Rotating Wire Rope
- Non-Routine Maintenance
- Non-Scheduled Time
- Non-Scheduled Work
- Non-Soap Thickener
- Non-Spinning Wire Rope
- Nonvolatile
- Non-waived tests
- Nonwoven medium
- NORA
- Nordel
- Normal (axial) Stress
- Normal Contact Position
- Normal distribution
- Normal distribution
- Normal High
- Normal Hydrogen Electrode
- Normal Paraffin
- Normal Plane
- Normal stress
- Normalization
- Normally Closed
- Normally Low
- Normally Open
- Normal-Mode Rejection Ratio
- Nose Roller
- Noseover
- Nose-Over
- Notch Sensitivity
- NOx
- Noxious Fumes
- Nozzle
- Nozzle
- NPN
- NPRA
- NPRM
- NPT
- NPT
- NPT
- NRC
- NRCC
- NREL
- NSPS
- NTSC
- Nuclear Magnetic Resonance (NMR)
- Nucleating Agent
- Nucleation
- Null
- Null
- Null hypothesis
- Null hypothesis
- Null Offset
- Null Temperature Shift
- Number needed to harm
- Number Needed to Treat (NNT)
- Number needed to treat to benefit
- Number needed to treat to harm
- Number of control measurements, N
- Number-Average Molecular Weight (MN)
- Numeric
- Nut Dilation
- Nut Runner
- NUTEK
- NVFEL
- NVFL
- Nyloc Nut
- Nylon
- Nyquist
- O
- O.D.
- OA
- OAG
- OBD
- OBD-II
- Obligated Producer
- Obliteration
- Observational study
- Obsolescent Stock
- Obsolete Machines (Spares For)
- Obsolete Store Items
- Obstruction lights or Aviation warning lights
- Obtuse
- OC Curve
- Occupational Health
- Occupational Safety and Health Administration (OSHA)
- Ocean going
- OCP
- OCR
- OCS
- Octagon Head
- Octahedral position
- Octal
- Octane Number
- Octane Requirement (OR)
- Octane Requirement Increase (ORI)
- Octene
- OD
- Odds
- Odds
- Odds ratio
- Odds Ratio (Syn
- ODI
- OEAM
- OECA
- OED
- OEE
- OEM
- OEM
- OFA
- OFAT (One Factor At A Time)
- OFC
- Off
- Off Delay Logic
- Off State Current
- Off the Shelf Satisfaction
- Off-camber
- Offer
- Offer (legal)
- Officious Bystander Test
- Offset
- Offset
- Offset
- Offset Printing
- ofhc
- OFT
- Ohm
- Ohmmeter
- Oil
- Oil Analysis
- Oil Analysis
- Oil Consumption
- Oil Consumption Ratio
- Oil Debris Monitoring
- Oil Drain
- Oil Filter
- Oil Flushing
- Oil Flushing
- Oil Mist
- Oil Mist Lubrication
- Oil Mist System
- Oil Monitoring
- Oil Oxidation
- Oil Ring
- Oil Sampling
- Oiler
- Oiliness
- Oiliness Agent
- OIS
- OLE
- OLE
- Oleamide
- O’Leary’s Corollary
- Olefins
- Oligomer
- Oligopoly
- OMB
- Ombudsman
- OMEGA
- OMS
- On Delay Logic
- On-Condition Maintenance
- One Piece Flow
- One-shot Logic
- One-sided test
- One-tailed test
- Online order entry system
- On-site Maintenance
- On-time Delivery Rate
- OOP
- Opacity
- OPC
- OPC
- OPEC
- Open bubble point (boil point)
- Open Circuit
- Open clinical trial
- Open Dies
- Open Gear
- Open Loop
- Open Order (or Scheduled Receipt)
- Open Plan
- Open Purchase Order
- Open sequential design
- Open Socket
- Open System
- Open Systems
- Open wheel
- Operated Contact Position
- Operating Characteristic
- Operating Characteristics of a Switch
- Operating Content
- Operating equipment efficiency or effectiveness (OEE)
- Operating Force
- Operating Hours
- Operating Hours
- Operating Mode
- Operating Point
- Operating specifications (OPSpecs)
- Operating System
- Operating System
- Operating Temperature
- Operation Compression
- Operation Overlapping
- Operation Splitting
- Operational amplifier
- Operational Consequences
- Operational Consequences
- Operational Efficiency
- Operational Environment
- Operational Equipment Asset Management (OEAM)
- Operational Limit
- Operational pH
- Operations
- Operations Research
- Operations Unit
- Operator Based Maintenance
- Operator Driven Reliability (ODR)
- Operator-Driven Reliability
- Opportunity Cost
- OPSpecs chart
- OPT
- Optical Brightener
- Optical Isolation
- Optical Network Termination
- Optical Power
- Optical Throw
- Option Forecast
- Option Overplanning
- Options
- OR
- OR
- OR Logic
- Oral Agreement (legal)
- Orange Book, The
- Orange Peel
- ORD
- ORD
- Order (Customer)
- Order fill rate
- Order Point System (= Min/Max System)
- Order Policy
- Order Processing
- Order Quantity
- Order-to-delivery leadtime
- Order-to-shipment leadtime
- Ordinal data
- Ordinal Number
- Ordinary Shares
- Organic Chemicals
- Organic Light-Emitting Diode
- Organic Thickener
- Organism
- ORI
- Orientation
- Orientation
- Orientation
- Orifice
- Original Equipment Manufacturer (OEM)
- Original Study
- Originating Site
- O-Ring
- Orthogonal Frequency Division Multiplexing
- Orthogonol
- OS
- OS&
- OSA
- OSHA
- OSHA-reportable incident rates
- OTA
- OTAG
- OTAQ
- OTC
- OTC
- OTCR
- OTED
- Other Film Resins
- OTIF
- Outage
- Outage
- Outboard Rotor
- Outcome
- Outcome variable
- Outer marker
- Outer Wires
- Outlier
- Outliers
- Output
- Output
- Output
- Output Impedance
- Output Impedance
- Output Noise
- Output Noise
- Output to Input Ratio
- Outside Air Temperature (OAT)
- Outside In
- Outside-mounted Seal
- Outsourcing
- Oven Cleaner
- Over Planning
- Over Trading
- Overall Equipment Effectiveness
- Overall Equipment Effectiveness (OEE)
- Overall Equipment Effectiveness (OEE)
- Overall Length
- Overall tower dimensions
- Overall Width
- Overhaul
- Overhead Drive
- Overlap
- Overpressure
- Override
- Overrun Device
- Overshoot
- Oversteer
- Overtapping
- Overtravel
- Overview, systematic
- Overvoltage Protection
- Own Account
- OXCAT
- Oxidation
- Oxidation
- Oxidation
- Oxidation
- Oxidation Inhibitor
- Oxidation Stability
- Oxidative Degradation
- Oxidizing
- Oxygen
- Oxygen (O2)
- Oxygen Bomb Test
- Oxygenate
- Oxygenated Fuels
- Oxygenated Gasoline
- Ozone & CO Nonattainment Areas
- Ozone Depletion
- P
- P
- P & ID
- P & ID
- P value
- P1
- P2
- Pack Parburizing
- Package Stop
- Packing
- Packing
- Packing
- Packing Box
- Packing Follower
- Packing List
- PADD
- Paddle
- Paddock
- PAG
- PAG Synthetic Fluid
- PAH
- Paired design
- Paired t-test
- PAJ
- Pallet
- Panel point
- PAO
- PAO Synthetic Fluid
- Paper chromatography
- PAPTG
- Paraffin
- Paraffinic
- Parallax
- Parallel Circuit
- Parallel group trial
- Parallel Lines
- Parallel Systems
- Parallel Transmission
- Paramagnetism
- Parameter
- Pareto Principle
- Parison
- Parison Swell
- Parity
- Participant
- Particle Chemistry
- Particle count
- Particle Counter
- Particle Counting
- Particle density
- Particle erosion
- Particle impingement erosion
- Particle size
- Particle Size Distribution
- Particulates
- Parting Line
- Parting Line
- Partition
- Parts Conveyor
- Parts Per Million (PPM)
- Pascal
- Pascal’s Law
- Passing-Bablock regression
- Passivation
- Passivation
- Passivator
- Passive
- Passive optical network
- Past status words
- Patch test
- Patent Defect
- Path integral gain (KINT)
- Path integral limit (INTLIM)
- Path integral value (INTVAL)
- Pathogen
- Pathogenic
- Pathos
- Path-Tracing Method
- Path-tracing method
- Patterns Of Failure
- Pauli Exclusion Principle
- Pavement
- Paving
- PBA
- PC
- PC
- PC Card
- PCB
- PCB
- PCD
- PCEO
- PCFV
- p-channel metal-oxide semiconductor
- PCMO
- PCTFE
- PCV
- PCV System
- PCV Valve
- PdM
- PdM
- PdM
- PDS
- PDVSA
- PE
- PEA
- Pearlite
- Pearlite
- Pedal
- Pedestals
- Peening
- Peening
- Peer review
- Pelletizing
- Pellets
- Pellets
- Peltier Effect
- Pending Work
- Penetration
- Penning gate
- Penstock
- People Management
- Per protocol analysis
- Percent Planned Work
- Percentage Permanent Viscosity Loss (PPVL)
- Perfectly Balanced Rotor
- Perforating
- Perforating
- Performance Based Contracting
- Performance bias
- Performance characteristic
- Performance Specification
- Performance specification
- Performance standards
- Period
- Period Costs
- Period effect
- Periodic
- Periodic built-in-test (PBIT)
- Peripheral
- Peripheral Component Interconnect
- Permanent Viscosity Loss (PVL)
- Permeability
- Permeability
- Permeability
- Permeation
- Permittivity
- Personal Communications Service
- Personal Computer Memory Card International Association
- Personal Property
- Personal Services
- Personnel Locating System (PLS)
- Person-years
- PERT
- PERT Chart
- Pesticide
- Peto method
- Petrochemical
- Petrochemical
- Petroleum Resins
- Petty Cash Purchase
- P-F Interval
- PFA
- PFD
- PFI
- PFPE
- pH
- pH
- pH
- pH
- pH Junctions
- pH(S) (Standard pH Scale)
- Phase
- Phase
- Phase alternate line
- Phase Diagram
- Phase Difference
- Phase I, II, III, IV trials
- Phase Margin
- Phase Proportioning
- Phase Transformation
- Phase-locked loop
- Phenol
- Phenolic
- Phenolics, Hindered
- Phenoloics
- Phonon
- Phosphate Ester
- Phosphates
- Phosphating
- Phosphite, Organic
- Phosphoric Acid
- Photo Cell
- Photocell
- Photodegradation
- Photon
- Photoreceiver
- Photosensor
- Photosynthesis
- Photo-thermal NDT
- Phototransistor
- Phthalate
- Physical Vapor Deposition
- Physisorption
- PIB
- PIBA
- PIBSA
- Pickling
- Pick-to-ship cycle time
- PID
- PID
- PID Controller
- Pier
- Pier
- Pierhead
- Piezoelectric
- Piezoelectric Accelerometer
- Piezoresistance
- Piezoresistance
- PIG
- Pig Iron
- Pilaster
- Piles
- Piles
- Pillar Set
- Pillars
- Pillow Block
- PIMS
- Pin connection
- Pin Electronics
- Pin support
- Pinch Off
- Pinch Off
- Pine Oil
- Pine Oil Cleaner
- Pinhole
- Pinion
- Pinpoint Gate
- Pipage
- Pipe
- Pipe
- Pipe And Profile
- Pipe Fittings
- Pipeline Integrity Management System
- Piping
- Piston Actuator
- Pitch
- Pitch
- Pitch
- Pitch
- Pitch
- Pitch
- Pitch Circle
- Pitch cue
- Pitch Diameter
- Pitch Diameter
- Pitch Diameter
- Pitch Line
- Pitch Plane
- Pitch Point
- Pitch rate
- Pitot tube
- Pits
- Pitting
- Pitting
- Pitting–corrosion
- Pitting—tribology
- Pittsburgh Process
- Pivot Plate
- Pixel
- Pixel
- Placebo
- Plain Bearing
- Plain Bearing
- Planck’s Constant
- Plane of Rotation
- Plane Separation
- Planned analyses
- Planned Downtime
- Planned Maintenance
- Planned Maintenance
- Planned Maintenance
- Planned Repair Schedule Compliance
- Planning
- Planning and scheduling technologies
- Plant Engineering
- Plant Replacement Value (PRV)
- Plant/Project Engineers
- Plasma Carburising
- Plasma Jet or Plasma Flame
- Plasma Nitriding
- Plasma Spraying
- Plasma Transferred Arc (PTA)
- Plastic
- Plastic
- Plastic
- Plastic Deformation
- Plastic Dual Inline Package
- Plastic Flow
- Plastic Memory
- Plasticate
- Plasticity
- Plasticizer
- Plastisol Coating
- Plate
- Plate girder
- Platen
- Plate-Out
- Platinel
- Plating
- Platinum
- Platinum 10% Rhodium
- Platinum 13% Rhodium
- Platinum 30% Rhodium
- Platinum 6% Rhodium
- Platinum 67
- PLC
- PLC
- Pleated Filter
- Plenum
- Plesiochronous Digital Hierarchy
- Plotting paper
- Plow
- Plow Steel Rope
- Plowing
- Plug
- Plug
- Plug Flow Reactor
- Plume
- Plus Sieve
- Ply
- PM
- PM
- PM
- PM
- PM10
- PM2.5
- PMA
- PMAA
- PN
- PNA
- PNA (polynuclear aromatic)
- PNET
- Pneumatics
- PNGV
- PO
- POC
- Pock Marks
- Point Defect
- Point Defect
- Point estimate
- Point Of Origin
- Point-of-Load
- Poise (absolute viscosity)
- Poise (P)
- Poiseuille’s law
- Poisson distribution
- Poisson Ratio
- Poisson’s Ratio
- Poka Yoke
- Poka-yoke
- POL
- Polar Compound
- Polar Molecule
- Polarity
- Polarization
- Polarization (electronic)
- Polarization (ionic)
- Polarization (orientation)
- Polarized Photoelectric Controls
- Pole
- Pole
- Polishing
- Polishing
- Polishing (Bore)
- Polyalkylene Glycol
- Polyamide-Imide
- Polyarylates
- Polybutenes
- Polybutenes
- Polybutylene
- Polycarbonate
- Polycarbonate
- Polychloroprene
- Polycrystalline
- Polyester
- Polyester Resins
- Polyethylene
- Polyethylene
- Polyethylene
- Polyethylene Terephthalate
- Polyglycols
- Polyimides
- Polyisobutylene
- Polymer
- Polymer
- Polymer
- Polymer
- Polymer
- Polymer
- Polymer
- Polymer Process Aid (PPA)
- Polymerization
- Polymerization
- Polymers Between Contacts
- Polymorphism
- Polyol Ester
- Polyolefin
- Polyolefins
- Polyphenylene Oxide
- Polyphenylene Sulfide
- Polypropylene
- Polypropylene
- Polypropylene
- Polypropylene
- Polyproylene
- Polystyrene
- Poly-Tier Support
- Polyurethanes
- Polyvinyl Acetate
- Polyvinyl Acetate (PVAc) and Other Vinyls
- Polyvinyl Alcohol
- Polyvinyl Chloride
- Polyvinyl Chloride
- Polyvinyl Chloride (PVC)
- Pontoon
- Pontoon bridge
- Pony truss
- Pooching
- Pool Purchase
- POP
- Pop-Out Roller
- Pop-Out Roller
- Population
- Porcelain Enamel
- Pore
- Pore Rating/Nominal/Absolute
- Pore size distribution
- Porosity
- Porosity
- Porosity
- Porosity
- Port
- Port Lines
- Portable Conveyor
- Portable Data Terminal (PDT)
- Portable Support
- Port-Guided
- Portland Cement
- Position
- Position Switch
- Position Transmitter
- Position update
- Positioner
- Positive association
- Positive Crankcase Ventilation (PCV)
- Positive Crowned Pulley
- Positive predictive value
- Positive study
- Positive Temperature Coefficient
- Post Guide
- Post hoc analyses
- Postconsumer Materials
- Posterior distribution
- Potable
- Potential Energy
- Potential Energy
- Potential Energy
- Potential Energy
- Potential Energy
- Potential Failure
- Potential Failure
- Potential Failure
- Potentiometer
- Potentiometer
- Potentiometer
- Pothead
- Pothole
- Potting
- Pour Point
- Pour Point
- Pour point
- Pour Point
- Pour Point Depressant
- Pour point depressant
- Pour Point Depressant
- Pour Stability
- Pour-Point Suppressants
- Powder Coating
- Powder Injection Angle
- Power
- Power Added Efficiency
- Power amplifier
- Power Belt Curve
- Power Circuit Fault Zone
- Power Conveyor
- Power Curve
- Power Dissipation
- Power Factor
- Power Fail
- Power Supply
- Power Supply
- Power Unit
- PowerCap
- Powered Feeder
- Power-function graph
- Power-over-Ethernet
- PPD
- PPG
- PPM
- PPM
- PPM
- ppm
- PPM
- PPM
- PPO
- PRA
- PRA
- Pragmatic trial
- PRBS
- Pre-Soak
- Pre-Spot
- Pre-alloyed Powder
- Pre-Bias Soft Start
- Precautionary Statement
- Precipitation Hardening
- Precipitation Hardening
- Precision
- Precision
- Precision
- Precision
- Precision Snap Acting Switch
- Preconsumer Materials
- Predictive Maintenance
- Predictive maintenance
- Predictive maintenance
- Predictive Maintenance (PdM)
- Predictive value
- Preece Test
- Preform
- Preform
- Preform
- Preformed Strands
- Preformed Wire Rope
- Preignition
- Preload
- Premise
- Premium
- Premium freight
- Prepaid Freight
- Prepreg
- Pre-specified analyses
- Pressing
- Pressure
- Pressure
- Pressure
- Pressure
- Pressure
- Pressure Angle
- Pressure Control Valve
- Pressure Cooker Test
- Pressure Drop
- Pressure gage
- Pressure Indicator
- Pressure Line Filter
- Pressure Load
- Pressure Range
- Pressure Roll
- Pressure Roller
- Pressure Sealed Bonnet
- Pressure Sensor
- Pressure Switch
- Pressure, absolute
- Pressure, Absolute
- Pressure, atmospheric
- Pressure, back
- Pressure, cracking
- Pressure, Differential
- Pressure, Gage
- Pressure, rated
- Pressure, Reference
- Pressure, Static
- Pressure, system
- Prestressing
- Prestretching
- Pretravel
- Prevailing Torque
- Prevailing Torque Nut
- Prevalence
- Prevalence
- Prevalence study
- Preventive Maintenance
- Preventive Maintenance
- Preventive maintenance
- Preventive Maintenance (PM)
- Preventive Maintenance Optimization (PMO)
- Preventive Maintenance Schedule Compliance
- Preventive/Predictive Work
- Price Schedules
- Primary Bond
- Primary Device
- Primary energy
- Primary energy demand
- Primary Failure
- Primary flight control system (PFCS)
- Primary Function
- Primary outcome
- Primary Standard (NBS)
- Primary standard material
- Primary Standards
- Primary study
- Primary units
- Prime Cost
- Prime radius of curvature
- Principal Axes
- Principal Quantum Number (n)
- Principle Reference Planes
- Principle Reference Planes
- Print Contrast
- Printed Circuit Board
- Printers
- Prior Approval
- Priority
- Priority
- Private Mobile Radio
- Pro Forma Invoice
- Proactive
- Proactive environmental practices
- Proactive Maintenance
- Proactive Maintenance
- Proactive maintenance
- Proactive Maintenance
- Proactive Maintenance
- Proactive Reliability Maintenance
- Probabalistic Risk Assessment
- Probabilistic Safety Assessment
- Probabilistic Safety Assessment
- Probabilistic Risk Assessment (PRA)
- Probability
- Probability
- Probability density function (pdf)
- Probability distribution
- Probability for error detection, Ped
- Probability for false rejection, Pfr
- Probability plot
- Probability plotting paper
- Probability, p
- Probe
- Problem-solving methodologies
- Process capability
- Process Control
- Process Failure Mode and Effects Analysis (PFMEA)
- Process Manufacturing
- Process Meter
- Process Oil
- Process stability
- Process Variable
- ProCite
- Procurement
- Procurement Card (Or Purchasing Card)
- Procurement Cycle Time
- Procuring Agency
- Product Costs
- Product Data Management (PDM)
- Product data management (PDM)
- Product Footprint
- Product Stop
- Product-development cycle
- Production Part Approval Process
- Production Shutdown Mode
- Productive Time
- Productivity
- Productivity
- Productivity change
- Professional Services
- Profibus
- Profibus PA
- Proficiency sample
- Proficiency testing criteria for acceptable performance, PT criteria
- Proficiency testing, PT
- Prognosis
- Prognostic factor
- Prognostics Preventive Maintenance Clock
- Program
- Programmable Logic Controller (PLC)
- Programmable Logic Controller (PLC)
- Project Evaluation & Review Technique (PERT) Chart
- Prom
- Prom
- Proof Load
- Proof Pressure
- Proof Pressure
- Prop
- Propane (C3H8)
- Propellant
- Property Class
- Proportional Band
- Proportional Gain
- Proportional hazards model
- Proportional hazards model
- Proportional Integral Derivative
- Proportional Integrative Differential (PID) Control
- Proportional Limit
- Proportional Limit
- Proportional Limit
- Proportional Limit
- Proportioning Band
- Proportioning Band
- Proportioning Control Mode
- Proportioning Control plus Derivative Function
- Proportioning Control plus Integral
- Proportioning Control with Integral and Derivative Function
- Proposal
- Proposition
- Propylene (C3H6)
- Prospective study
- Prospective study
- Protection Head
- Protection Tube
- Protective Device
- Protocol
- Protocol
- Provider performed microscopy, PPM
- Proximity Sensor
- Proximity Switch
- Prying
- PSA
- Pseudoplastic Fluid
- psi
- PSIA
- PSID
- PSIG
- PSIP
- PSIS
- Psychrometer
- PT
- PTB
- PTFE
- PTIT
- PTO
- PTT
- p-type Semiconductor
- Public Key Infrastructure
- Publication Arbiter
- Publication bias
- Publishing Policy Group (PPG)
- PubMed
- Puddle
- PUL
- Pull system
- Pull-Down Resistor
- Pulley
- Pull-out
- Pullulate
- Pull-Up Resistor
- Pulse
- Pulse Width Modulation
- Pulse-Code Modulation (PCM)
- Pulsed Logic
- Pulse-Frequency Modulation
- Pump
- Pump, fixed displacement
- Pump, variable displacement
- Pumpability
- Pumpability
- Punch
- Punching
- Purchase Order
- Purchase Order
- Purchase Requisition
- Purchase Requisition (See Also Requisitioner)
- Purchasing
- Purging
- Purification
- Push Button Station
- Push Button Station
- Push
- Push-Down-To-Close
- Push-Down-To-Open
- Pusher
- Pusher
- Pusher seal
- Put
- PUWER
- PV or Process Variable
- PV Tracking
- PVC
- PVD
- PVL
- Pylon
- Pyrolysis
- Pyrometer
- PZEV
- Q
- Q
- Q
- QAG
- QC acceptability criteria
- QC planning process
- QC, Quality control
- QPL
- QS 9000
- Quad
- Qualifying
- Quality
- Quality
- Quality
- Quality Advisory Group (QAG)
- Quality assessment
- Quality assurance
- Quality Assurance
- Quality Control
- Quality Control
- Quality function deployment (QFD)
- Quality Function Deployment (QFD)
- Quality management
- Quality planning model
- Quality Rate
- Quality Rate
- Quality score
- Quality system
- Quantity Discount
- Quasi-random allocation
- Quaternary Ammonium Compounds
- Quaternion
- Quench
- Quenching
- Quenching Oil
- Quick Coupling
- Quick Disconnect Coupling
- Quick Opening
- Quick Start Reliability (QSR)
- Quick-changeover methods
- Quiescent Supply Current
- Quiet Zone
- Quotidian
- R
- R
- R & O (Rust and Oxidation Inhibited)
- R&O
- Race
- Racecourse
- Rack
- Racking
- RACT
- RADALT
- Radar altimeter (RADALT)
- Radar altitude
- Radar altitude select (RALT SEL)
- Radial error probability (REP)
- Radiation Heating
- Radical
- Radio navigation
- Radiographic Inspection
- RAF
- RAG
- Rain tires
- RALT SEL
- Random
- Random Access Memory (RAM)
- Random allocation
- Random Copolymer
- Random error
- Random error, RE
- Random permuted blocks
- Random sample
- Random-effects model
- Randomization
- Randomisation blinding
- Randomised clinical trial
- Randomised controlled trial
- Randomized controlled trial
- Range
- Range
- Range
- Range
- Range
- Rangeability
- Rangeability
- Ranging
- Rankine (°R)
- Rapid prototyping
- Rate
- Rate
- Rate Action
- Rate limiter
- Rate of shear
- Rate of Shear
- Rate Time
- Rated Capacity
- Rated Flow
- Rated horsepower
- Rated Pressure
- Rating
- Ratio of Gearing
- Ratiometric (Ratiometricity Error)
- Ratiometric Measurement
- Rational
- RAV
- Ravel
- Raw
- Raw Materials
- Raw Water
- Raw-Materials Turn Rate
- RBD
- RBM
- RBOB
- RBOT
- Rc
- RCM
- RCRA Section 6002
- RCT
- RE
- Reach
- Reaction
- Reaction
- Reactive Maintenance
- Read Only Memory (ROM)
- Reader
- Ready Line
- Ready Line
- Real time
- Real Time
- Real-time engineering simulation (rtes)
- Real-time feedback
- Reason
- Reasonable Price
- Reasonableness
- Reasoning
- Reasoning by Analogy
- Rebound
- Rebuttal
- Recall
- Recall bias
- Recall bias
- Receiving
- Reciprocating Screw
- Recirculation
- Record
- Recording Number
- Recovered Materials
- Recovery
- Recovery
- Recovery
- Recovery experiment
- Recovery Time
- Recrystallization
- Rectifier
- Red and yellow flag
- Red flag
- Redesign
- Redistribution basin
- Redox Potential
- Reduced Shank Bolt
- Reduced Trim
- Reducer
- Reducers
- Reducing Agent
- Reduction
- Reduction to maintenance input
- Redundancy
- Redundancy
- Reed Technology
- Reel
- Reengineering
- Reeve
- Referee
- Referee process
- Reference
- Reference acceleration (REFACC)
- Reference acceleration gain (KLA)
- Reference Change Value (RCV)
- Reference interval
- Reference interval experiment
- Reference Junction
- Reference Manager
- Reference Mark
- Reference material, RM
- Reference method
- Reference Plane
- Reference population
- Reference values
- Referral filter bias
- Refining
- Refining
- Refining
- Refinishing
- Reflection
- Reflective Scan
- Reflectivity
- Reflex
- Refraction
- Refractive Index
- Refractory
- Refractory
- Refractory Metal Thermocouple
- Refrigeration Compressor
- Refrigerator Oil
- Regenerative energy
- Register
- Register
- Register of controlled trials
- Regression analysis
- Regression equation
- Regression statistics
- Regrind
- Regulation %
- Regulator
- Reheat Blow Molding
- Reimbushment
- Reinforced Plastic
- Reject
- Relative
- Relative bearing
- Relative Humidity
- Relative Losses
- Relative Magnetic Permeability
- Relative risk
- Relative risk (RR, or risk ratio)
- Relative risk reduction
- Relative risk reduction (RRR)
- Relaxation
- Relay (Mechanical)
- Relay (Solid State)
- Release Force
- Release Travel
- Relevant Range
- Reliability
- Reliability
- Reliability
- Reliability
- Reliability analysis
- Reliability Block Diagram
- Reliability Block Diagram
- Reliability block diagram
- Reliability Calculations
- Reliability Centered Maintenance
- Reliability Engineering
- Reliability Engineering
- Reliability Engineering
- Reliability Enhancement Test (RET)
- Reliability growth
- Reliability importance
- Reliability importance
- Reliability life data analysis
- Reliability test design
- Reliability testing
- Reliability-Centered Maintenance (RCM)
- Relief Annealing
- Relieve
- Remaining Useful Life
- Remote
- Remote Maintenance
- Remote terminal (RT)
- Remote Terminal Unit
- Rendezvous
- Rendezvous approach
- Repair
- Repair distribution
- Repairable system
- Repeatability
- Repeatability (of results of measurements)
- Repeatability conditions
- Replacement Asset Value (RAV)
- Replacement Asset Value (RAV)
- Replacement Maintenance (RM)
- Replicate/reproduce
- Replication experiment
- Reportable range
- Reported
- Reporting bias
- Reproducibility (Repeatability, Reliability)
- Reproducible
- Request For Information (RFI)
- Request For Proposal (RFP)
- Request For Quotation (RFQ)
- Requisitioner
- Rerefining
- Reserve Strength
- Reserved Word
- Reservoir
- Reservoir (sump) filter
- Reservoir Filter
- Reset
- Reset Windup
- Residual
- Residual (Final) Unbalanced
- Residual chlorine
- Residual Dirt Capacity
- Residual Monomer
- Resilient Tile
- Resin
- Resin
- Resistance
- Resistance
- Resistance Ratio Characteristic
- Resistance Temperature Characteristic
- Resisting force
- Resistivity
- Resolution
- Resolution
- Resolution
- Resonant Frequency
- Response Time
- Response Time
- Response Time (time constant)
- Responsible Bidder
- Restoration
- Restricted Gate
- Restrictor Ring
- Resultant
- Retainer Plate
- Retaining Pin
- Reticulation
- Retroreflective Scan
- Retrospective study
- Retrospective study
- Return flow temperature
- Return Idler
- Return Line
- Return Line Filtration
- Return On Assets (ROA)
- Return On Capital Employed (ROCE)
- Return On Equity (ROE)
- Return on invested capital (ROIC)
- Return On Investment (ROI)
- Return on Investment (ROI)
- Return On Net Asset (RONA)
- Return on Net Assets
- Rev limiter
- Revealed (Overt) Failure
- Reverse Acting
- Reverse Bend
- Reverse Flow
- Reverse Osmosis
- Reverse Polarity Protection
- Reversible
- Reversible Conveyor
- Reversing Mill
- Review
- Review Group
- Review Group Co-ordinator (RGC)
- Review Manager
- Review Protocol
- Reviewer/Author
- RevMan (Review Manager)
- RevMan Advisory Group (RAG)
- Revolution
- Rework
- Reynold’s Number
- Reynolds Number
- Reynold’s Number
- RFA
- RFG
- RFI
- RFI Shielding
- RH
- Rheology
- Rheology
- Rheology
- Rheology
- Rheostat
- Rhodium plating
- Rib
- Ribbon Blenders
- Ride height
- Ridging
- Right Angle
- Right of way
- Righthand Thread
- Rigid
- Rigid connection
- Rigid Rotor
- Ring Beam
- Ring Gate
- Ring Lubrication
- Ring Sticking
- Ring Type Joint (RTJ)
- Ring-laser gyro (RLG)
- Rings
- Rinse Agent
- Rinse Aids
- RIO Bus
- Ripple
- Rise Time
- Riser
- Risk
- Risk
- Risk
- Risk Analysis
- Risk difference
- Risk factor
- Risk factor
- Risk ratio
- Risk-Based Inspection (RBI)
- Risk-Based Maintenance (RBM)
- RMAN
- RME
- Road roller
- Robinson-Patman Act
- Robust
- Rod
- ROG
- Roll Angle
- Roll cue
- Roll Mill
- Roll rate
- Rolled Thread
- Rolled Thread
- Rolled-throughput yield
- Roller
- Roller Bearing
- Roller Bed
- Roller Centers
- Roller Conveyor
- Roller support
- Rollers
- Rolling and Peening
- Rolling Element Bearing
- Rolling Oil
- Roll-off cleanliness
- RON
- Room Conditions
- Room Conditions
- Root Cause
- Root Cause Analysis
- Root Cause Analysis
- Root Cause Failure Analysis (RCFA)
- Root Circle
- Root Diameter
- Root Diameter
- Root Diameter
- Root mean square (RMS)
- Root Mean Square (RMS)
- Root sum square (RSS)
- Rope Lay conductor
- Rope Lay Conductor
- Rotable
- Rotary Line
- Rotary Seal
- Rotary Valve
- Rotating Equipment
- Rotating Pressure Vessel Oxidation Test (RPVOT)
- Rotation
- Rotational Molding
- Rotation-Resistant Rope
- Rotor
- Rough Top Belt
- Rough Weight
- Round-Wire Track Strand
- Route Maintenance
- Routine Maintenance Task
- Routine Work
- rpm
- RR
- RSI
- RTD
- RTU
- Rubber
- Rudder
- RUL
- Run
- Run-in period
- Runner
- Runout Table
- Run-to-Failure
- Run-To-Failure (RTF)
- Rupture
- Rupture
- Rust Inhibitor
- Rust Preventative
- Rust prevention test (turbine oils)
- RVP
- RWD
- Ryznar Index
- S
- Sacrificial Coating
- SAE
- SAE Port
- SAE Viscosity
- Safe Working Load
- Safety
- Safety Case
- Safety Consequencs
- Safety Critical Element (SCE)
- Safety Factor
- Safety handrail
- Safety Instrumented Function (SIF)
- Safety Instrumented System (SIS)
- Safety Integrity Level (SIL)
- Safety PLC
- Safety-Improvement Programs
- Salt Bath Carburising
- Salt Bath Nitriding
- Salt Bath Nitrocarburising
- Salt Bridge
- Salt Effect (fx)
- SAMA
- Sample
- Sample Interval
- Sample preparation
- Sampling frequency
- Sand Line
- Sanitizer
- Sanitizing
- Saponification
- Saponification
- Saponification Number
- Saran
- SASH
- Saturated Steam
- Saturated Steam
- Saturation Level
- Saturation Voltage
- Saybolt Universal Viscosity (SUV) or Saybolt Universal Seconds, (SUS)
- SBE
- SCADA
- SCADA
- Scalar
- Scale
- Scale
- Scale
- Scale
- Scale Dipping
- Scaling
- Scan Technique
- Scanner
- SCAQM
- SCE
- SCF
- scfm
- Schedule Compliance
- Schedule of Cost of Goods Manufactured
- Scheduled Discard Task
- Scheduled Downtime
- Scheduled Maintenance
- Scheduled Operating Time
- Scheduled Restoration Task
- Scheduled Work
- Scheduled Work Order
- Scheduling
- Science Citation Index
- Scope Of Work
- Scoring
- Scoring
- Scotch Tape Test
- SCOWT
- SCPI
- SCR
- SCR
- Scrap
- Scrap/rework costs
- Scratching
- Scratching
- Screen
- Screen
- Screw
- Screw
- Screw Flight
- Screw Speed
- Screw Thread
- Screw Tip
- Screw, Cone
- Screw, Cup
- Screw, Dog
- Screw, Flat
- Screw, Oval
- Screw, Set
- Screw, Shank
- Scroll
- Scrubbed Tires
- Scuffing
- Scuffing particles
- SD
- SE
- SE
- SEA
- Seal
- Seal and Gasket Extender
- Seal Assembly
- Seal Chamber
- Seal Face
- Seal Face Width
- Seal Swell (rubber swell)
- Sealant, Sealer
- Seale
- Sealed Motor Bearing
- Sealer
- Sealing
- Search pattern
- Search strategy
- Seat Load
- Seat Ring
- sec
- Second Quantum Number (λ)
- Secondary Damage
- Secondary Device
- Secondary Failure
- Secondary Function
- Secondary Insulation
- Secondary outcome
- Secondary Standard
- Secondary study
- Second-order filter
- Secretariat
- Section Modulus
- Sector search
- Sediment
- Seebeck Coefficient
- Seebeck Coefficient
- Seebeck Effect
- Seebeck EMF
- Seize
- Seizing Strand
- Seizing Wire
- Selected
- Selection Bias
- Selection bias
- Self
- Self Heating
- Self Loosening
- Self-Contained Control
- Self-Contained Sensor
- Self-bonding Coatings
- Self-directed natural work teams
- Self-Heating
- Selftest
- SEM
- Semi-Conductor
- Semi-circle
- Semi-Finished Steel
- Semisolid
- Sems
- Sensing Distance
- Sensing Element
- Sensitivity
- Sensitivity
- Sensitivity (of a diagnostic test)
- Sensitivity analysis
- Sensitivity Shift
- Sensitivity Shift
- Sensitivity, analytical sensitivity
- Sensor
- Sensor
- Sensor Fusion/Correlation (SFC)
- Separator
- Sequential Access
- Sequential testing
- Sequential trial
- Serial Transmission
- Series Circuit
- Serve
- Serve
- Served Wire Shield
- Servo
- Servovalve
- Set High
- Set Low
- Set Point
- Set-point
- Set-Point
- Settling Tank
- Setup Time
- Setup
- Seven Wastes
- Severe Sliding
- SFC
- Shackle
- Shaft
- Sharkskin
- Sharp Practice
- Shave
- Shear
- Shear
- Shear
- Shear Heating
- Shear modulus
- Shear Modulus
- Shear Modulus
- Shear Rate
- Shear rate
- Shear Rate
- Shear Stability
- Shear Stability Index (SSI)
- Shear strain
- Shear stress
- Shear Stress
- Shear Stress
- Shear stress
- Shear Stress
- Shearing
- Shearing Strain
- Sheath
- Sheath Thermocouple
- Sheave
- Sheave
- SHED
- Sheet
- Sheeting
- Shelf Life
- Shell diameter
- Shell height
- Shield
- Shield Coverage
- Shielded Sensor
- Shielding
- Shock, Mechanical
- Shop-floor data collection
- Short
- Short Repairs
- Short Shot
- Shot
- Shot Peening
- Shoulder Screws
- shp
- Shrink Film
- Shrink Packaging
- Shrinkage
- Shrinkage
- Shrinkage
- Shrinkage Stress
- Shrinking Allowance
- Shroud
- Shunt
- Shutdown
- Shutdown
- Shutdown
- Shutdown Maintenance
- SI
- SIB
- Side Channels
- Side effect
- Side Mounted Drive
- Side Tables
- SIDI
- Sieve Classification
- SIGMA
- Sigma metric
- Signal
- Signal
- Signal Conditioner
- Signal Conditioning
- Signal Data Converter (SDC)
- Signal Ratio
- Signal-to-noise ratio (SNR,S/N)
- Silencer
- Silica
- Silk Screen Printing
- Silt
- Silting
- Silver Plating
- Single blind
- Single case report
- Single Minute Exchange of Dies (SMED)
- Single Precision
- Single Sourcing
- Single Window
- Single-Ended Input
- Single-flow water-cooling tower
- Single-pass test
- Single-Plane (Static) Balancing Machine
- Single-Pole Double-Throw (SPDT)
- Single-Pole Single-Throw (SPST
- Singulation Mode
- Sink
- Sink Mark
- Sintered Medium
- SIP(s)
- Situational awareness
- Six Sigma
- Six Sigma
- Six Sigma
- Six Sigma Quality Program
- Size Analysis
- Size Distribution
- Skatewheel Conveyor
- Skate-wheel Conveyor
- Skeleton Braid
- Skidmore Bolt Tension Calibrator
- Skilled Labor
- Skin Packaging
- Skin Packaging
- Slab
- Slag
- Slant range
- Slat Conveyor
- Slats
- Slave Drive
- Slave Modules
- SLC
- Sleeve Bearing
- Slicks
- Slide-By
- Slider Bed
- Slime
- Sling, Braided
- Sling, Wire Rope
- Slip Agent
- Slipstream
- Slitting
- Slope (Electrode Sensitivity, Span)
- Slope, b
- Sloughing Off
- Sludge
- Sludge
- Slug
- Slug Mode
- Slumpability
- Small Business Enterprise (SBE)
- Smallest Bending Radius
- Smart Device
- SMD
- Smelter
- Smoothed
- Smooth-Faced Drum
- Smoothing filter
- SMR
- S-N Diagram
- Snap Action
- SNPRM
- Snub Idler
- Snug Torque
- Snugging
- SNV
- Soap
- Soap
- Socket
- Socket Head Cap Screw
- Socket Weld
- Sodium Hypochlorite
- SOF
- Soffitt
- Soft Failure
- Soft Foot
- Soft Joint
- Soft Logic
- Soft Seated
- Soft Torque
- Soft Wire
- Software
- Software Shell
- Solar collectors
- Solar storage tanks
- Solar thermal systems
- Sole Sourcing
- Solecism
- Solicitation
- Solid
- Solid Phase Forming
- Solubility
- Solution
- Solutions
- Solvation
- Solvency
- Solvent
- Solvent
- Solvent Extraction
- Solvent Refining
- SOM
- Sonic Velocity
- Sortation Conveyor
- Source Code
- sp gr
- Spalling
- Spalling
- Span
- Span
- Span Adjustment
- Spare
- Spare Part
- Spare Part Management
- Spares provisioning
- Spark Test
- SPC
- Special Class
- Specialised register
- Specialty Steel
- Specific Dielectric Strength
- Specific Gravity
- Specific gravity
- Specific Gravity
- Specific Gravity
- Specific gravity (liquid)
- Specific Heat
- Specific Heat
- Specific Heat
- Specific Heat
- Specific Inductance Capacitance
- Specific Resistance
- Specific surface area
- Specification
- Specificity
- Specificity (of a diagnostic test)
- Specimen
- Spectral Filter
- Spectrographic analysis
- Spectrographic Oil Analysis Program (SOAP)
- Spectrum
- Spectrum Analysis
- Specular Scan
- Speed
- Speed
- Speed cue
- Speed error
- Speed For Printers
- Speed Reducer
- Speed reducer
- Spherical error probability (SEP)
- Spherulites
- Spider
- Spider Lines
- Spin Resistant
- Spindle oil
- Spin-on Filter
- Spiral Flow Test
- Spiral Groove
- Spiral Mold Cooling
- Spiral Wound Gasket
- Spiral Wrap
- S-plane
- Splash bar
- Splash lubrication
- Splasher or Splash plate
- Splice
- Split Body
- Split Cavity Mold
- Split Die
- Split Ring Mold
- Spoiler
- Spool Conveyor
- Spore
- Spot material
- Spot Size
- Spot Size
- Spotter
- Spotters
- Spray Buff
- Spray Chamber
- Spray Dried Powder
- Spray nozzle
- Spray-filled water-cooling tower
- Spray-fused Coatings
- Sprocket
- SPRT
- Sprue
- Sprue Bushing
- Sprue Gate
- Sprue Puller
- Spur
- Spur
- Spur Gear
- Spurious Error
- Sputtering
- sq ft
- Squeeze Film Lubrication
- SRCM®
- SSR
- SSU
- Stability
- Stability
- Stability
- Stability coordinates
- Stability of an Operating Characteristic
- Stabilizer
- Stabilizer
- Stabilizer
- Stabilizer
- Stack Mold
- Stagnation pressure
- Stainless Steel
- Stainless Steel Rope
- Stairway
- Stall
- Standard
- Standard air
- Standard deviation
- Standard deviation index, SDI
- Standard deviation of the differences, sd, sdiff
- Standard deviation of the intercept, sa
- Standard deviation of the slope, sb
- Standard deviation of y about the regression line, sy/x
- Standard deviation, s
- Standard efficiency
- Standard Electrode Potential (E0)
- Standard Electrode Potential (E0)
- Standard error
- Standard error of the mean, sx
- Standard Industrial Classification (SIC) code
- Standard Job
- Standard Job Plan
- Standard Mechanical Variable Speed Ratios
- Standard Operating Procedure (SOP)
- Standard Target
- Standard treatment
- Standard uncertainty
- Standard units
- Standard Work
- Standardised mean difference
- Standardization
- Standby Time
- Standing Work Order
- Standing/Blanket Work
- STAPPA
- Start And Stop Characters
- State data
- State Operations Manual, SOM
- Statement Of Work
- State-space model
- Static
- Static Calibration
- Static Eliminators
- Static Equilibrium
- Static Error Band
- Static Friction
- Static Friction
- Static pressure
- Static pressure
- Static Pressure
- Static Seal
- Static Unbalance
- Static Unbalance
- Statically determinate
- Statically equivalent
- Statically indeterminate
- Station
- Stationary Platen
- Stationary Seal
- Statistical control limits
- Statistical power
- Statistical process control
- Statistical process control (SPC)
- Statistical Process Control (SPC)
- Statistical quality control
- Statistically significant
- Statistically significant, statistically significant difference
- Statistics
- Status
- Status indicator
- Status words
- std
- Steady Flow
- Steady State Vibration
- Steam
- Steam Injection
- Steam Tables
- Steam Tempering
- Steam Trap
- Steam Trap Management
- Steam Turbine
- Steaming
- Stearamide
- Steel Clad Rope
- Steering Group
- Stellite
- Stem
- Stem Guide
- Step-Lock Bolt (SLB)
- Sterilization
- Sterilizing
- Stickers
- Stick-slip Motion
- Stiffness
- Stiffness
- Stiffness
- Stiffness
- Stiffnut
- STLE
- Stock Keeping Units
- Stoke (St)
- Stone Sawing Strand
- Stop Bit
- Stopping rule
- Storage Temperature Range
- Storeroom Inventory
- Storeroom Inventory Fill Rate
- Storeroom Inventory Turnover
- Stores Investment
- Stores Issue
- Stores Requisition
- STOU
- Straight
- Straight Mineral Oil
- Straight oil
- Strain
- Strain
- Strain
- Strain
- Strain
- Strain Gage
- Strain Gage
- Strainer
- Strainer
- Strand
- Strand
- Strand Lay
- Stranded Conductor
- Strander
- Strapdown inertial sensor
- Strategic Plan
- Stratification
- Stratification
- Stratified randomisation
- Streamline-diffusion stabilization
- Strength
- Strength Grade
- Strength of Inference
- Stress
- Stress
- Stress
- Stress
- Stress
- Stress Area
- Stress Concentration
- Stress Cone
- Stress Corrosion Cracking
- Stress Relaxation
- Stress resultant
- Stress testing
- Stress-strength interference
- Stretch
- String
- String-Based Preventive Maintenance
- Strip
- Stripper
- Stripper-Plate
- Stroke
- Strouhal Number
- Structural Bolt
- Structural Failure
- Structural model
- Structured Text
- Stud
- Student’s t-test
- Style Guide, Cochrane
- Styrene Acrylonitrile
- Styrene-Acrylonitrile Copolymer (SAN)
- Subaward
- Subcontract
- Sub-group analysis
- Sublimation
- Submarine Gate
- Substrate
- Subsystem Criticality
- Suck Back
- Suction filter
- Sudden Failure
- SULEV
- Sulfated ash
- Sulfate-reducing bacteria
- Sulfonate
- Sulfone Polymers
- Sulfur
- Sulfurized Oil
- Sulphidation
- Sump
- Sunk Cost
- Super Cooling
- Super Heating
- Superclean
- Superheated Steam
- Supplement
- Supplementary
- Supplier Evaluation
- Supplier JIT deliveries
- Supplier partnerships
- Supply Chain
- Supply Chain Management
- Supply Current
- Supply Header
- Supply Pressure
- Supply Voltage
- Supply-chain/logistics systems
- Support
- Support
- Surface fatigue wear
- Surface Filter Media
- Surface Filtration
- Surface force
- Surface Preparation
- Surface tension
- Surface Tension
- Surface Topography
- Surfacing
- Surfactant
- Surfactant
- Surfactant
- Surfactant
- Surfactant
- Surfactant
- Surge
- Surge Current
- Surging
- Surrogate endpoints
- Surrogate outcomes
- Survey
- Survey
- Survey
- Survivability
- Survival analysis
- Survival curve
- SUS
- SUS (SSU)
- Suspended data
- Suspended solids
- Suspension Agent
- Suspension Effect
- Sutler
- SUV
- Swage
- Swaged Fitting
- Swarf
- Swashplate
- Switch
- Switch function
- Switch, pressure
- Switching Frequency
- SWOL
- Syllogism
- Symmetrical Thread
- Symptom
- Syncrude
- Synergism
- Synergism
- Syntax
- Synthetic Grease
- Synthetic hydrocarbon
- Synthetic Lubricant
- Synthetic Oils
- Synthetic Thickener
- System
- System of Forces
- System Pressure
- System reliability
- Systematic error, SE
- Systematic Preventive Maintenance
- Systematic review (synonym: systematic overview)
- T
- T
- t
- t distribution
- t test
- TAAF
- Tab Gate
- TAC
- TACAN Point-to-Point (TCNP)
- Tachometer
- Tack
- Tackifier
- Tacky
- Tactical Air Navigation (TACAN)
- Tag
- TAG
- Tag Line
- Tail End
- Tail Pulley
- Tailings
- Take a look
- Take-Off
- Take-Up
- Take-up Belt Tension
- Take-up Pulley
- Takt time
- Takt Time
- Talc
- TAN (Total Acid Number)
- Tangent
- Tangent Plane
- Tangential Flow Filtration (TFF)
- Tank Test
- Tape
- Tape Wrap
- Tapered Roller
- Tapered Roller Curve
- Tapering & Welding
- Tapping and Alloy Addition
- Target
- Target
- Target cursor
- Target measurement uncertainty
- Target value, TV
- Task
- Task List
- Taut line
- Taylor-Forge Method
- TBC
- TBD
- TBI
- TCF
- TCW-3
- TDC
- TDS
- TE
- Tea
- TEa
- Tear Propagation Resistance
- Tear Resistance
- Tear Strength
- Technical Ceramic
- Technical Implementation Advisory Group (TIAG)
- Tee
- Teflon
- Teflon
- TEL
- Telecommunication
- Telemetry
- temp
- TEMPCO
- Temperature
- Temperature Error
- Temperature Range, Compensated
- Temperature Range, Operable
- Temperature Rating
- Temperature-humidity model
- Temperature-non-thermal model
- Tempering
- Temporal sequence
- Temporary Shear Stability Index (TSSI)
- Temporary Viscosity Loss (TVL)
- Tensile Strength
- Tensile Strength
- Tensile Strength
- Tensile Strength
- Tensile Stress
- Tension Washers
- TEOST
- Terminal
- Terminal Base Linearity: T.B.L. (End Point Linearity)
- Terminal Line
- Termination
- Termination
- Terotechnology
- Terotechnology
- TERP
- Terpolymer
- Terrain
- Terrain avoidance (TA)
- Terrain following (TF)
- Terrain Referenced Navigation (TRN)
- Terrazzo
- Tertiary
- Test complexity
- Test method
- Test of association
- Test status words
- Tether
- Texture
- TFB
- TFOUT
- TGF
- The Cochrane Library
- The Collaboration Trading Company, Limited
- The PCIe electrical interface
- Thermal Barrier Coating
- Thermal capacity
- Thermal Coefficient of Resistance
- Thermal Conductivity
- Thermal conductivity
- Thermal conductivity
- Thermal Conductivity
- Thermal Conductivity
- Thermal Decompsition
- Thermal Degradation
- Thermal Diffusivity
- Thermal Direct Printer
- Thermal Drift Chart
- Thermal Efficiency
- Thermal emf
- Thermal Endurance
- Thermal Expansion
- Thermal Expansion
- Thermal Expansion (Coefficient of)
- Thermal Expansion Coefficient
- Thermal Gradient
- Thermal Rating
- Thermal Sensitivity Shift
- Thermal Shock Resistance
- Thermal spraying
- Thermal Stability
- Thermal Stability
- Thermal Transfer Printer
- Thermal Zero Shift
- Thermistor
- Thermochemically Formed Coatings
- Thermocouple
- Thermocouple
- Thermodynamics
- Thermoforming
- Thermography
- Thermography
- Thermography
- Thermogravimetric Analysis
- Thermophilic
- Thermopile
- Thermoplastic
- Thermoplastic Polyster (Saturated)
- Thermoplastics
- Thermoset
- Thermosets
- Thermosiphon systems
- Thermotechnology
- Thermowell
- THF
- Thickener
- Thick-Film Technology
- Thimble
- Thin Film Lubrication
- Thin-Film Technology
- Thinning
- Third Order Input Intercept Point
- Third Party Services
- Third Quantum Number (Mλ)
- Thixotropy
- Thomson Effect
- THOT
- Thread Crest
- Thread Flank
- Thread Height
- Thread Length
- Thread Root
- Thread Runout
- Threadlocker
- Threat avoidance (ThA)
- Three-body Abrasion
- Threshold Response
- Throat diameter
- Throttle
- Throttle cue
- Throughput
- Throughput
- Throw
- Throwaway Maintenance
- Thru Scan
- Thrust
- Thrust Bearing
- Tie Bars
- Tight
- Tiller Rope Cable
- Tilt rotor
- Time constant
- Time Constant
- Time Delay Before Availability
- Time Rules
- Time to event
- Time to Re-instate (TTR)
- Timed Availability
- Timken EP Test
- Timken OK Load
- Tin/Zinc Alloy Electroplating
- Tinned Wire
- Tinned Wire
- Tinplate
- Tip Relief
- TISI
- Titanium Dioxide
- TL 9000
- TLEV
- TMA
- TMC
- TMC
- TME
- TMR
- TO-2/4
- TO-4
- Toe
- TOG
- Toggle
- Toggle
- Tolerability
- Tolerance
- Tolerance
- Tolerance Class
- Tolerance Grade
- Tolerances
- Ton, Gross
- Ton, Long
- Ton, Metric
- Ton, Short
- Tool Steels
- Torpedo
- Torque
- Torque
- Torque
- Torque Multiplier
- Torque Wrench
- ToSS
- TOST
- Total Acid Number (TAN)
- Total Asset Management
- Total Base Number (TBN)
- Total Chlorine (new)
- Total cost of quality
- Total Dissolved Solids
- Total Effective Equipment Productivity (TEEP)
- Total error requirement
- Total error, TE
- Total Face Width
- Total imprecision
- Total Load
- Total logistics costs
- Total pressure
- Total Productive Maintenance
- Total productive maintenance (TPM)
- Total Productive Maintenance (TPM)
- Total pumping head
- Total QC strategy
- Total Quality Management (TQM)
- Total Quality Management (TQM)
- Total quality management (TQM)
- Total Quality Management (TQM)
- Total System Support (ToSS)
- Total testing process
- Total Time
- Total Travel
- Total-Productive Maintenance (TPM)
- TOU
- Toughness
- Tower dimension
- Tower pumping head
- TO-X
- Toxicity
- Toxicity
- Toyota Production System
- TPM
- TPR
- TQC
- Traceability
- Track (TRK)
- Track angle error (TAE)
- Track angle error gain (KTAE)
- Track Cable
- Track handle
- Tracking
- Tracking
- Traction Rope
- Traction Steel Rope
- Tradesperson
- Traffic Cop
- Trailerload, Truckload
- Training Within Industry
- Tramway
- Transceivers
- Transducer
- Transducer
- Transducer
- Transducer Vibration
- Transfer
- Transferred Arc
- Transient Protection
- Transient Vibration
- Transient-free switch
- Transients
- Transition Responsive
- Transition Section
- Transition Temperature
- Transitional Flow
- Transitional work program
- Translation
- Translucent
- Transmembrane Pressure (TMP)
- Transmissibility
- Transmitter
- Transmitter (Two-Wire)
- Transmitter (Two-Wire)
- Transponder
- Transversal
- Transverse
- Transverse Plane
- Trap
- Trash Conveyor
- Travel
- TRC
- Tread Plates
- Treater
- Treatment
- Treatment effect
- Trend
- TRI
- Triac
- Triad
- Trialist
- Trials register
- Trials Search Co-ordinator (TSC)
- Triboelectric Noise
- Tribology
- Tribology
- Trim
- Trim
- Trim And Shave
- Trim tab
- Triple blind
- Triple masked
- Triple Point
- Triple Point (Water)
- Triplex
- Tripod Support
- Trochoid
- Trough
- Troughed Bed
- Troughing Attachments
- True airspeed (TAS)
- True bearing
- True Downtime Cost (TDC)
- True Fracture Strength
- True heading
- True Involute Form Diameter
- True positive rate
- True RMS
- True track
- True value
- Trueness (of measurement)
- Trunkwire
- TSS
- TTC
- t-test
- TTL
- TTL
- TTL Compatibility
- TTL Compatibility
- TTL Unit Load
- TTL-Compatible
- Tube
- Tuberculation
- Tumbling
- Tune
- Tunnels
- Turbidity
- Turbidity
- Turbidity
- Turbine Oil
- Turbulent Flow
- Turbulent Flow
- Turbulent flow sampler
- Turn
- Turn In
- Turn Of The Nut Method
- Turnaround
- Turnbuckle
- Turnbuckle
- Turndown
- Turning Wheel
- Turntable
- Turntable
- TUV
- t-value, t
- TVL
- TWD
- Two sided
- Two-by-Two (2×2) Table
- Two-Pulley Hitch
- Two-Stage Injection
- Two-tailed
- Type I error
- Type II error
- Typical
- Typical
- U
- U Bolt
- UCC
- UEIL
- UHF/VHF Automatic Direction Finding (U/V ADF)
- UKPIA
- UL
- UL
- ULEV
- ULSD
- Ultimate Strength
- Ultimate Tensile Strength
- Ultra Violet Degradation
- Ultraclean
- Ultrafiltration (UF)
- Ultrasonic
- Ultrasonic Extensometer
- Ultrasonic Inspection
- Ultrasonic Inspection
- Ultraviolet
- Ultraviolet (UV) Stabilizer
- Unbalance
- Unbalance
- Unbalance Tolerance
- Unbalanced Seal
- UNC
- Unconfounded comparison
- Uncontrolled trial
- Undercut
- Undercut
- Undershoot
- Underside Bed Cover
- Underside Take-Up
- Undersized Shank
- Understeer
- Undertrussing
- Underwriter’s Laboratories (UL)
- UNEF
- UNEP
- UNF
- Ungrounded Junction
- Unidirectional conductor
- Unidirectional Differential Pressure Sensor
- Uniform Commercial Code (UCC), Article 2
- Unilay conductor
- Union
- Union
- Unique Products And Proprietary Services
- Unit
- Unit Cell
- Unit functions
- Unit impulse
- Unit of analysis error
- Unit ramp
- Unit step
- Unitless
- Units
- Universal Transverse Mercator (UTM)
- Unloading
- Unplanned analyses
- Unplanned Maintenance
- UNR
- Unrevealed (Covert) Failure
- Unsaturated Polyester
- Unscheduled Downtime
- Unscheduled Maintenance
- Unshielded Sensor
- Up time
- UPC
- Update
- Uptime
- Urea-Formaldehyde
- Usable Sensing Distance
- USCAR
- Use-Dilution
- Used Beverage Cans (UBCS)
- Useful Life
- User Maintenance (UM)
- Users of reviews
- USLD
- USS
- USS
- UTF
- Utility
- Utilization
- UTTO
- UUT
- V
- V
- Vacancy
- Vacuum
- Vacuum Degassing
- Vacuum Distillation
- Vacuum or Low Pressure Plasma Spraying
- Vacuum Pump
- Vacuum Separator
- Validation
- Validity
- Validity
- Validity, Extrenal
- Validity, Internal
- Value Added
- Value Engineering
- Value-added per employee
- Valve
- Valve
- Valve Body
- Valve Flow Coefficient
- Valve Lifter
- Valve Plug
- Valve, by-pass
- Valve, directional control
- Valve, directional control, servo
- Valve, flow control
- Valve, pressure control, relief
- Valve, relief, differential pressure
- van der Waals Bond
- Van Der Waals Forces
- Van Der Waals Forces/Dispersion Forces
- Vapor
- Vapor Barrier
- Vapor Pressure
- Vapor Pressure
- Vapor Pressure-Reid (RVP)
- Vapour Pressure
- Vapour Pressure
- Variable
- Variable
- Variable Cost
- Variable Displacement Pump
- Variable Frequency Drive (VFD)
- Variable Length
- Variable Speed
- Variable Speed Drive
- Variance
- Variance
- Varnish
- V-Belt
- Vector
- Velocity
- Velocity
- Velocity
- Velocity
- Velocity east
- Velocity error scale factor (KVSF)
- Velocity north
- Vena Contracta
- Vendor-managed inventory
- Vent
- Vent Valve
- Vented Barrel
- Vented Screw
- Verification
- Vertex
- Vertical
- Vertical acceleration
- Vertical cue
- Vertical guidance
- Vertical Oppisite Angles
- Vertical speed hold (VERT SPD)
- Vertical velocity
- VGO
- VGRA
- VHF Omnirange (VOR)
- VI
- Vibration Analysis
- Vibration Analysis
- Vibration Error
- Vibration Error Band
- Vibration Monitoring
- Vibration Transducer
- Vibratory Feeders
- Vicat Softening Point
- VII
- Vinyl Acetate
- Vinyl Film
- Virgin Material
- Virtual Effective Diameter
- Virucide
- Viscoelasticity
- Viscoelasticty
- Viscometer or Viscosimeter
- Viscosity
- Viscosity
- Viscosity
- Viscosity
- Viscosity Grade
- Viscosity Index (VI)
- Viscosity index (VI)
- Viscosity Index Improvers
- Viscosity Modifier
- Viscosity, absolute
- Viscosity, kinematic
- Viscosity, SUS
- Viscosity-temperature Relationship
- Viscous
- Viscous
- Viscous Flow
- Visibility systems
- Vision statement
- Vision System
- Visual Inspection
- Visual Workplace
- VMT
- VOC
- VOF
- Voice recognition/response
- Void
- Volatile
- Volatile Content
- Volatile Loss
- Volatility
- Volatility
- Volt
- Volt
- Voltage
- Voltage Drop
- Voltage Drop
- Voltage Rating
- Voltmeter
- Volume Flow Rate
- VORTAC
- Vortex
- VTEC
- VTWT
- Vulcanization
- Vulcanization
- Vulcanization
- VVT
- W
- Waisted Shank Bolt
- Waived tests
- Walking Beam
- Wall function
- Warewashing
- Warning
- Warning Time
- Warp
- Warranty analysis
- Warranty, Express
- Warrington
- Wash Out
- Wash-out filter
- Washout period/phase
- Water Absorption
- Water Conditioner
- Water Hammer
- Water Hardness
- Water Heater
- Water Resistance
- Water Softener
- Water Treatment
- Water Vapor Transmission
- Water-formed deposit
- Water-Glycol Fluid
- Watt Density
- Wax
- Way
- Way Lubricant
- Waypoint (WYPT)
- Waypoint approach
- WBT
- WCA
- Wear
- Wear
- Wear
- Wear (abrasive)
- Wear (adhesive)
- Wear Debris
- Wear Inhibitor
- Weatherometer (WOM)
- Weavewire
- Web
- Web
- Web Inspection
- Wedge Reader
- Wedge Socket
- Weibull distribution
- Weibull Distribution (or Weibull analysis)
- Weight
- Weight on wheels (WOW)
- Weight-Average Molecular Weight (MW)
- Weighted least squares regression
- Weighted mean difference
- Weld Line
- Weld Point
- Welding
- Welding Contact
- Welding Process
- Westgard rules, Westgard multi-rule control procedure
- Wet Mopping
- Wetting Agent
- WGS72
- WGS94
- Wheatstone Bridge
- Wheel
- Wheel cue
- White and red flag
- White flag
- White Oil
- Whole Depth
- Wickerbill
- Wicking
- Width
- Wind bearing
- Wind speed
- Window
- WIP Turn Rate
- WIP turn rate
- Wire (Round)
- Wire Drawing
- Wire Gage
- Wire Rope
- Wire Spraying
- Wire Strand Core (WSC)
- Wire Thread Insert
- Wireless
- Within-laboratory precision
- Within-run imprecision
- WMD
- Word
- Work Hardening
- Work Order
- Work Order (WO)
- Work Penetration
- Work Request
- Work Request
- Working Depth
- Working Standard
- Work-In-Process inventory (WIP)
- Workload
- Workplace Safety
- World FIP
- World Geodetic Survey 1972 (WGS72)
- World Geodetic Survey 1994 (WGS94)
- World-class manufacturer
- Worm Gear
- WOW
- Wrap test
- Wrench Time
- Wrinkle
- WSIM
- WSPA
- WSSD
- WYPT
- X
- X Dimension
- XTKD
- XTKR
- XYZ
- Y
- Yaw
- Yaw rate
- Yellow flag
- Yellowness Index
- Yield
- Yield Controlled Tightening
- Yield improvement
- Yield Point
- Yield Point (Yield Value or Yield Stress)
- Yield Strain
- Yield Strength
- Yield Strength
- Yield Strength
- Yield Strength
- Yield Stresses
- Yoke
- Yoke cue
- Young’s Modulus
- Young’s Modulus
- Z
- Z transform
- ZDDP
- ZDP/ZDTP
- Zero Adjustment
- Zero Offset
- Zero Point
- Zero Power Resistance
- Zero Pressure Accumulation Conveyor
- Zero Suppression
- Zero Voltage Switching
- ZEV
- ZF
- Ziegler Catalysts
- Zinc (ZDP)
- Zinc (Zn)
- Zinc Electroplating
- Zinc Galvanizers’ Dross
- Zinc Oxide
- Zinc Phosphate Conversion Coating
- Zinc Plating
- Zinc Stearate
- Zinc/Cobalt Alloy Electroplating
- Z-Mill
- Zone of confusion (ZOC)
- Z-plane
- z-score, z-value