Alphabetical View
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X,Y,Z
- 15th century (WEAB)
- 16th century (WEAC)
- 17th century (WEAD)
- 18th century (WEAE)
- 19th century (Weaf)
- 20th century (Weag)
- 21st century (Weah)
- 55 mph speed limit (Crftrsa)
- 65 mph speed limit (Crftrsb)
- 85th percentile speed (Bthsmp)
- Abandonment (Cqcb)
- Abdomen (Myk)
- Abilities (Mxr)
- Ability tests (Mxra)
- Ablative materials (Rbmuvtb)
- Abrasion (Smdjb)
- Abrasion resistance (Rkmjb)
- Abrasion resistant coatings (Rbmnfcb)
- Abrasion tests (Gbkb)
- Abrasions (Hjpbb)
- Abrasive blasting
- Use Blast cleaning (Fmbbc)
- Abrasives (Rbmnb)
- ABS
- Use Antilock brake systems (Dcmvgtf)
- ABS
- Use Antilock brake systems (Qpkbe)
- Absenteeism (Ccbra)
- Absorbents (Rbmnxe)
- Use For Absorbers (Materials)
- Absorbers (Materials)
- Use Absorbents (Rbmnxe)
- Absorption (Srhd)
- Absorption spectra (Srpb)
- Absorption spectroscopy (Gmcesb)
- Absorptivity (Rkrb)
- Abstracts (Xbbx)
- Abutments (Pbpbfb)
- AC motors
- Use Alternating current motors (Qtbmbmb)
- Accelerated tests (Gbpd)
- Accelerated weathering (Jbyyc)
- Accelerating agents (Rbmdhcjf)
- Use For Accelerators (Concrete)
- Accelerating potential (Sea)
- Acceleration (Mechanics) (Smdpb)
- Acceleration lanes (Pmrcpmtb)
- Accelerators (Concrete)
- Use Accelerating agents (Rbmdhcjf)
- Accelerators (Devices) (Qpnyfb)
- Accelerators (Materials) (Rbcta)
- Accelerographs (Gumpab)
- Accelerometers (Gumpa)
- Acceptance (Mxpda)
- Acceptance sampling (Gtc)
- Acceptance tests (Gbjb)
- Use For Compliance tests
- Access (Bkq)
- Access control (Communications) (Dsbdmc)
- Access control (Transportation) (Cqea)
- Use For Access management (highways)
- Access for the physically handicapped
- Use Barrier free design (Esuh)
- Access management (highways)
- Use Access control (Transportation) (Cqea)
- Access roads (Pmrccnb)
- Access to airports
- Use Airport access (Bmkha)
- Accessibility (Bkqf)
- Accessorial services (Bdbe)
- Accident analysis (Hbw)
- Accident black spots
- Use Accident prone locations (Hbkga)
- Accident causes (Hbc)
- Use For Accident factors; Accident responsibility
- Accident characteristics (Hbk)
- Accident data (Hbxx)
- Accident diagrams (Hbxrd)
- Accident exposure (Hbchr)
- Accident factors
- Use Accident causes (Hbc)
- Accident frequency
- Use Accident rates (Hbxxs)
- Accident investigation (Hbx)
- Accident investigation sites (Hbxbb)
- Accident locations (Hbkg)
- Accident prone drivers (Mtghdfca)
- Accident prone locations (Hbkga)
- Use For Hotspot; High accident locations; Accident black spots
- Accident proneness (Hbchp)
- Accident rates (Hbxxs)
- Use For Accident frequency
- Accident reconstruction (Hbxr)
- Use For Reconstruction of accidents
- Accident records (Hbxxr)
- Accident reports (Hbxxrr)
- Accident responsibility
- Use Accident causes (Hbc)
- Accident risk forecasting (Hbxxsv)
- Accident severity (Hbkd)
- Accident survivability
- Use Survival (Hbpps)
- Accident survival time (Hbppst)
- Accident types (Hbb)
- Accident victims (Mswva)
- Accidents (Hb)
- Accounting (Cg)
- Accumulators (Electricity)
- Use Storage batteries (Qtpfbs)
- Accuracy (Gmsh)
- Acetates (Rbcgrbb)
- Acetic acid (Rbcgrrb)
- Use For Ethanolic acid
- ACI
- Use Automatic car identification (Dmbyb)
- Acid brittleness (Rkmlbeb)
- Acid rain (Jfgsb)
- Acid soils (Rbespbb)
- Acidity (Rkcpf)
- Acids (Rbctrb)
- Acoustic absorption
- Use Sound absorption (Sbts)
- Acoustic attenuation
- Use Sound attenuation (Sbt)
- Acoustic detectors (Dmgdeb)
- Acoustic ducts (Pbpbdcb)
- Acoustic emission (Sbb)
- Acoustic emission method
- Use Acoustic emission tests (Gbhb)
- Acoustic emission tests (Gbhb)
- Use For Acoustic emission method
- Acoustic equipment (Qtba)
- Acoustic generators (Qtbab)
- Acoustic impedance (Rkbf)
- Acoustic insulation
- Use Damping (Engineering) (Fcdd)
- Acoustic materials (Rbmntb)
- Acoustic measuring instruments (Gumeb)
- Acoustic navigation
- Use Sonic navigation (Dcnsbu)
- Acoustic properties (Rkb)
- Acoustic radiation (Sbhr)
- Acoustic scattering (Sbf)
- Acoustic signal processing (Dsmmrb)
- Acoustic signature (Rkbj)
- Acoustic velocity
- Use Speed of sound (Sbw)
- Acoustic waves (Sbh)
- Acoustics (Tpxc)
- Acrylic resins (Rbmdqrb)
- Actinides (Rbcefm)
- Activation (Chemistry) (Scpa)
- Activation analysis (Gbcca)
- Active automotive suspensions
- Use Active suspension systems (Qpib)
- Active grade crossing warning systems
- Use Grade crossing protection systems (Dcmthcg)
- Active suspension systems (Dcmvgtb)
- Active suspension systems (Qpib)
- Use For Active automotive suspensions
- Activities leading to information generation (Xk)
- Activity centers (Pfb)
- Use For Major activity centers
- Activity choices (Bmmw)
- Actuated traffic signal controllers (Dcmthrrcb)
- Actuating systems (Dcga)
- Actuators (Dcja)
- Adaptation (Psychology) (Mxku)
- Adaptation and use of bituminous materials (Fcbyd)
- Adaptation and use of specific materials (Fcby)
- Adaptive control (Dcgb)
- Use For Adaptive systems
- Adaptive cruise control
- Use Autonomous intelligent cruise control (Dcmvgycj)
- Adaptive systems
- Use Adaptive control (Dcgb)
- Additives (Rbctma)
- ADHD
- Use Attention deficit hyperactivity disorder (Mxmbb)
- Adhesion (Smub)
- Use For Adhesive bonding
- Adhesive bonding
- Use Adhesion (Smub)
- Adhesive strength (Rkmaa)
- Adhesive tape (Rbmnda)
- Use For Tape (Adhesives)
- Adhesives (Rbmnd)
- Adiabatic conditions (Rkta)
- ADIS
- Use Advanced driver information systems (Dtvmnd)
- Adjudication (Csi)
- Adjustment (Psychology) (Mxpdd)
- Adjustment factors (Btec)
- Administration (Caa)
- Use For Administrative organization
- Administrative and managerial personnel (Msa)
- Administrative organization
- Use Administration (Caa)
- Administrative personnel (Msaa)
- Administrative procedures (Crm)
- Admiralty law
- Use Maritime law (Crdm)
- Admixtures (Rbmdhcm)
- Use For Concrete mixtures; Concrete admixtures; Concrete mixes
- Adolescents (Mbf)
- Use For Youths; Teenagers
- Adopt a highway programs
- Use Adopt-a-highway programs (Kwh)
- Adopt-a-highway programs (Kwh)
- Use For Adopt a highway programs
- ADSEL
- Use Mode S (Dcmtbfm)
- Adsorbents (Rbmnxg)
- Adsorption (Srhk)
- Adults (Mbp)
- Advanced automation system (Air traffic control) (Dcmtbc)
- Advanced Driver Assistance Systems
- Use Driver support systems (Dcmvgycd)
- Advanced driver information systems (Dsfpdb)
- Use For Computer aided routing system; Dynamic route guidance
- Advanced driver information systems (Dtvmnd)
- Use For ADIS
- Advanced public transportation systems (Dtvbc)
- Use For APTS
- Advanced rural transportation systems (Dtvbf)
- Use For ARTS (Advanced rural transportation systems)
- Advanced technology
- Use Technological innovations (Eyt)
- Advanced traffic management systems (Dcmthca)
- Use For Dynamic traffic management
- Advanced traffic management systems (Dtvmj)
- Use For ATMS
- Advanced train control systems
- Use Positive train control (Dcmvgyfy)
- Advanced transport telematics
- Use Intelligent transportation systems (Dtv)
- Advanced traveler information systems (Dsfpb)
- Advanced traveler information systems (Dtvmn)
- Use For ATIS
- Advanced vehicle control systems (Dcmvgyc)
- Use For Automated highway guidance; Electronic vehicle guidance; Drive by wire
- Advanced vehicle control systems (Dtvmr)
- Use For AVCS
- Adverse conditions
- Use Weather conditions (Jbmwbb)
- Advertising (Chq)
- Advertising campaigns (Chqq)
- Advisory groups (Msya)
- Advocacy groups (Msyb)
- AEI
- Use Automatic equipment identification (Dmbye)
- Aeolotropic materials
- Use Anisotropic materials (Rbmdybb)
- Aeolotropy
- Use Anisotropy (Physics) (Rkpjb)
- Aeration (Fcba)
- Aerial application (Fmukpa)
- Use For Crop dusting; Aerial spraying and dusting
- Aerial photogrammetry (Esmsfjb)
- Aerial photography (Esmgpb)
- Aerial reconnaissance (Xkyc)
- Aerial spraying and dusting
- Use Aerial application (Fmukpa)
- Aerial surveying (Esmsfb)
- Use For Airborne surveying
- Aerial tramways (Pbcud)
- Aerodromes
- Use Airports (Pmfc)
- Aerodynamic drag
- Use Drag (Smdfd)
- Aerodynamic features (Vehicle body components) (Qpbcj)
- Aerodynamic force (Smima)
- Use For Aerodynamic loads; Wind forces
- Aerodynamic lift (Qdbdb)
- Aerodynamic lift (Smimam)
- Use For Lift
- Aerodynamic loads
- Use Aerodynamic force (Smima)
- Aerodynamic noise (Sbhd)
- Aerodynamic stability (Qdbde)
- Aerodynamics (Smdfb)
- Aeroelasticity (Smbkb)
- Aerofoils
- Use Airfoils (Qpbbbk)
- Aeronautical charts (Dcnsjb)
- Aeronautical engineering (Ttkbb)
- Aeronautical facilities
- Use Air transportation facilities (Pmf)
- Aeronautical instruments
- Use Aircraft navigational aids (Dcnsyb)
- Aeronautics (Tpxsfb)
- Aerosols (Rbctmsb)
- Aerospace engineering (Ttkb)
- Use For Space engineering
- Aerospace industry (Ncef)
- Aerospace materials (Rbmumttb)
- Aerostatics (Smue)
- Aesthetics (Tcpb)
- Use For Esthetics
- Affirmative action (Kktfb)
- African Americans (Mhcb)
- Afterburners (Qpwyb)
- Afternoon (Wegn)
- Age (Mxbx)
- Age groups (Mb)
- Age hardening (Fcbyjqb)
- Aged (Mbpe)
- Use For Elderly persons; Senior citizens; Old people; Older people
- Aged drivers (Mtghdfcu)
- Use For Elderly drivers
- Ageing (Biology)
- Use Aging (Biology) (Jdb)
- Ageing (Materials)
- Use Aging (Materials) (Pteb)
- Aggregate gradation (Gbbmbc)
- Use For Gradation (Aggregates)
- Aggregate mixtures (Rbmddcs)
- Aggregate tests (Gbbmb)
- Aggregates (Rbmddc)
- Aggregates by gradation (Rbmddcf)
- Aggregates by relationship to concrete (Rbmddcm)
- Aggregates by shape and surface texture (Rbmddcj)
- Aggregates by source (Rbmddcc)
- Aggregates by treatment (Rbmddcp)
- Aggregates, rock and stone (Rbmdd)
- Aggregation
- Use Cluster analysis (Usjb)
- Aggregation (Chemistry) (Scpb)
- Aggression (Mxqa)
- Use For Aggressiveness (Psychology)
- Aggressive waters (Jbha)
- Aggressiveness (Psychology)
- Use Aggression (Mxqa)
- Aging (Biology) (Jdb)
- Use For Ageing (Biology)
- Aging (Materials) (Pteb)
- Use For Ageing (Materials)
- Agricultural aviation (Ncegga)
- Agricultural chemicals (Rbmumtc)
- Agricultural economics (Tgmb)
- Agricultural equipment (Qtpa)
- Agricultural exemption (Crfea)
- Agricultural industry (Ncgr)
- Agricultural products (Bhkb)
- Agricultural roads
- Use Farm roads (Pmrccpf)
- Agricultural wastes (Jfkbb)
- Agriculture (Ttb)
- AGT
- Use Automated guideway transit (Dcmvgyg)
- AGVS
- Use Automated guided vehicle systems (Dcmmb)
- AICC
- Use Autonomous intelligent cruise control (Dcmvgycj)
- AID (Automatic incident detection)
- Use Automatic incident detection (Dmbytjb)
- Aids to air navigation (Dcnsxbb)
- Aids to navigation (Dcnsxb)
- Ailerons (Qpjyb)
- Air (Rbj)
- Air bag restraint systems
- Use Air bags (Qpqrpb)
- Air bags (Qpqrpb)
- Use For Airbags; Air bag restraint systems
- Air bases (Pmfcbb)
- Use For Military airfields
- Air brakes (Qpkbc)
- Air cargo (Bbbc)
- Use For Air freight
- Air carriers
- Use Airlines (Nbbcb)
- Air charter service (Bbgca)
- Air circulation
- Use Atmospheric circulation (Jbmbkd)
- Air cleaners (Qtped)
- Air compressors (Qtbmbcb)
- Air conditioners (Qtpmcc)
- Air conditioning systems (Pbpvb)
- Use For Climate control
- Air content (Rkcbba)
- Air courier service (Bbeca)
- Air currents (Jbmbkwb)
- Air cushion vehicles (Qbqg)
- Use For Ground effect machines; Hovercraft
- Air delivery
- Use Air drop (Ncegmd)
- Air dried soil (Rbespmb)
- Air drop (Ncegmd)
- Use For Air delivery
- Air engines (Qtbmbebb)
- Air entrained concrete (Rbmdhcbb)
- Air entraining agents (Rbmdhcjc)
- Air entraining cement (Rbmdfcb)
- Air entrainment (Sccya)
- Air filters (Qtpedb)
- Air Force personnel (Msnf)
- Air freight
- Use Air cargo (Bbbc)
- Air freight forwarders (Nbcca)
- Air heaters
- Use Air preheaters (Qtpmhbcb)
- Air injection reactors (Qpwxb)
- Air injection systems (Qpnfb)
- Air intakes (Qtpmvb)
- Air law (Crda)
- Air lines
- Use Airlines (Nbbcb)
- Air mail service (Bbema)
- Air navigation
- Use Aircraft pilotage (Dcnbscb)
- Air navigators (Mtbd)
- Use For Navigators (Aircraft)
- Air pilots (Mtbb)
- Use For Aircraft pilots; Airplane pilots; Pilots
- Air piracy
- Use Skyjacking (Huthf)
- Air pollutants
- Use Air pollution (Jfgbb)
- Air pollution (Jfgbb)
- Use For Air pollutants
- Air pollution control
- Use Air quality management (Jfgyb)
- Air pollution sources (Jfgbbu)
- Air preheaters (Qtpmhbcb)
- Use For Air heaters
- Air pressure (Smipa)
- Air quality (Jfab)
- Air quality management (Jfgyb)
- Use For Air pollution control; Smog control; Emission control; Transportation control measures
- Air resistance (Smdfdb)
- Air route traffic control
- Use Enroute traffic control (Dcmtbr)
- Air route traffic control centers (Pmfgc)
- Air routes (Bbhef)
- Air screws
- Use Propellers (Qphp)
- Air shipments (Bna)
- Air springs (Qpiyrd)
- Air suspension systems (Qpid)
- Air taxi service (Aeac)
- Air traffic (Btaa)
- Air traffic control (Dcmtb)
- Use For Air traffic control systems; Air traffic management
- Air traffic control facilities (Pmfg)
- Use For Ground stations
- Air traffic control radar beacon system (Dcmtbf)
- Use For ATCRBS
- Air traffic control systems
- Use Air traffic control (Dcmtb)
- Air traffic controllers (Msdc)
- Air traffic management
- Use Air traffic control (Dcmtb)
- Air transportation (Aea)
- Air transportation facilities (Pmf)
- Use For Aviation facilities; Civil aviation facilities; Aeronautical facilities
- Air transportation policy (Crata)
- Air travel (Bmca)
- Air truck transportation (Bbbaf)
- Air voids (Rbmdhcu)
- Air water interfaces (Srbjc)
- Airbags
- Use Air bags (Qpqrpb)
- Airborne navigational aids (Dcnsxpb)
- Use For Avionic navigation aids
- Airborne surveying
- Use Aerial surveying (Esmsfb)
- Airbridges (Pmfcgcjc)
- Use For Jetways
- Aircraft (Qbk)
- Aircraft accident victims (Mswvab)
- Aircraft accidents (Hbba)
- Use For Aviation accidents; Airline accidents
- Aircraft approach spacing
- Use Approach control (Dcmtbm)
- Aircraft by motive power (Qbkp)
- Aircraft by ownership (Qbko)
- Aircraft by size (Qbkw)
- Aircraft by speed (Qbks)
- Aircraft by type of lift (Qbkm)
- Aircraft cabins (Qpepb)
- Aircraft carriers (Qbhoma)
- Aircraft collisions (Hbbac)
- Aircraft conflicts
- Use Aircraft separation (Dcmtbj)
- Aircraft control
- Use Aircraft pilotage (Dcnbscb)
- Aircraft exhaust gases (Jfgsgea)
- Use For Jet engine exhaust; Jet exhaust
- Aircraft fuels (Rbfubb)
- Aircraft gates (Pmfcgcg)
- Aircraft guidance
- Use Aircraft pilotage (Dcnbscb)
- Aircraft industry (Ncefa)
- Use For Airplane industry
- Aircraft landing areas
- Use Landing fields (Pmfcgm)
- Aircraft materials (Rbmuvb)
- Aircraft navigational aids (Dcnsyb)
- Use For Aeronautical instruments
- Aircraft noise (Jfnbb)
- Aircraft operations (Brc)
- Aircraft pilotage (Dcnbscb)
- Use For Aircraft control; Air navigation; Aircraft guidance; Flying; Navigation (Aeronautics)
- Aircraft pilots
- Use Air pilots (Mtbb)
- Aircraft separation (Dcmtbj)
- Use For Aircraft conflicts
- Aircraft structural components (Qpgyb)
- Airfoils (Qpbbbk)
- Use For Aerofoils
- Airframes (Qpbbb)
- Airline accidents
- Use Aircraft accidents (Hbba)
- Airline industry
- Use Airlines (Nbbcb)
- Airline pilots (Mtbbd)
- Airlines (Nbbcb)
- Use For Airline industry; Air lines; Air carriers
- Airplane industry
- Use Aircraft industry (Ncefa)
- Airplane pilots
- Use Air pilots (Mtbb)
- Airplanes (Qbkmf)
- Use For Fixed wing aircraft
- Airport access (Bmkha)
- Use For Access to airports
- Airport capacity (Bqau)
- Airport control towers (Pfdec)
- Airport control towers (Pmfgf)
- Airport facilities (Pmfcg)
- Airport ground transportation (Afw)
- Airport noise (Jfnbbb)
- Airport operations (Bqa)
- Airport parking (Brddt)
- Airport parking facilities (Pmfcgcp)
- Airport pavements
- Use Airport runways (Pmfcgmr)
- Airport planning (Epdutb)
- Airport runways (Pmfcgmr)
- Use For Airport pavements; Runways (Aeronautics)
- Airport surface traffic control (Dcmtbxc)
- Use For Ground control
- Airport terminals (Pmfcgc)
- Use For Terminal flight facilities
- Airport ticket counters (Pmfcgct)
- Airport traffic (Btaam)
- Airports (Pmfc)
- Use For Aerodromes
- Airships (Qbkmwd)
- Use For Blimps; Dirigibles
- Airside operations (Bqaa)
- Airspace (Aeronautics) (Jbmbayb)
- Airspace (Law) (Jbmbaym)
- Airspace utilization (Cqg)
- Airspeed (Qdbcb)
- Airstrips (Pmfk)
- Use For Landing strips
- Airways (Pmfm)
- Airworthiness (Haavsf)
- Airworthiness (Qcfd)
- Alarm systems (Qtpseb)
- Alcohol abuse (Hmdsb)
- Alcohol blood tests (Hpmwb)
- Alcohol breath tests (Hpmwd)
- Alcohol chemical tests (Hpmwg)
- Alcohol consumption
- Use Alcohol use (Hmds)
- Alcohol effects (Hmdse)
- Alcohol fuels (Rbfd)
- Alcohol ignition interlock devices (Qtbmbereqr)
- Use For Alcolocks
- Alcohol in the body
- Use Blood alcohol levels (Hpmba)
- Alcohol tests (Hpmw)
- Use For Intoxication tests; Sobriety tests
- Alcohol use (Hmds)
- Use For Alcohol consumption; Social drinking
- Alcoholic beverages (Hmdsu)
- Alcoholism (Hmdsd)
- Alcohols (Rbcgrbc)
- Alcolocks
- Use Alcohol ignition interlock devices (Qtbmbereqr)
- Aldehydes (Rbcgrbd)
- Alertness (Mxrc)
- Algae (Jcbpc)
- Algebra (Tprb)
- Algebra (Udf)
- Algebra and number theory (Ud)
- Algebraic operations (Udfb)
- Algorithms (Ubmg)
- Alighting (Bdkda)
- Alignment (Esmsfd)
- Use For Alinement
- Alinement
- Use Alignment (Esmsfd)
- Aliphatic compounds (Rbcgrbe)
- Alkali (Rbctrgb)
- Alkali aggregate reactions (Sccyb)
- Use For Cement aggregate reactions
- Alkali carbonate reactions (Sccyc)
- Alkali metal compounds (Rbcgcb)
- Alkali metals (Rbcebb)
- Alkali silica reactions (Sccye)
- Alkalic rock (Rbergb)
- Alkalinity (Rkcpr)
- Alkyd resins (Rbmdqrd)
- All terrain vehicles (Qbddkb)
- Use For Offroad vehicles
- All way stop control
- Use Multiway stop signs (Dcmthrkbrsm)
- All weather landing systems (Dcnsybmc)
- Alleys (Pmrccdb)
- Allied health personnel (Msmp)
- Alligator cracking (Smfdpbb)
- Allisions (Hbbmcb)
- Allotropism
- Use Polymorphism (Chemistry) (Rkcq)
- Alloy steel (Rbmdkdfscb)
- Use For Steel alloys
- Alloys (Rbmdkd)
- Alloys by properties (Rbmdkdy)
- Alluvial deposits
- Use Alluvium (Rbebb)
- Alluvium (Rbebb)
- Use For Alluvial deposits
- Alpha rays (Spmb)
- Alternate fuels (Rbfpb)
- Use For Alternative fuels
- Alternating current (Segb)
- Alternating current motors (Qtbmbmb)
- Use For AC motors
- Alternative fuels
- Use Alternate fuels (Rbfpb)
- Alternatives analysis (Epdbbb)
- Use For Trade off analysis
- Alternators (Qtbmbereb)
- Altimeters (Gumpb)
- Altitude (Updjb)
- Alumina (Rbcgnbd)
- Aluminate cement
- Use Aluminous cement (Rbmdfcd)
- Aluminates (Rbcgnbm)
- Aluminium
- Use Aluminum (Rbcefem)
- Aluminous cement (Rbmdfcd)
- Use For Aluminate cement
- Aluminum (Rbcefem)
- Use For Aluminium
- Aluminum air batteries (Qtpfbba)
- Aluminum alloys (Rbmdkdb)
- Aluminum cars (Qbfmktm)
- Aluminum coatings (Rbmnfcc)
- Aluminum compounds (Rbcgcc)
- Aluminum culverts (Pdyrdmb)
- Aluminum inorganic compounds (Rbcgnb)
- Aluminum oxide (Rbcgnbr)
- Aluminum paint (Rbmnfnb)
- Alzheimer's disease (Mxmbdb)
- Amber (Rberra)
- Amber phase
- Use Yellow interval (Traffic signal cycle) (Dcmthcskjy)
- Ambient noise (Jfnbc)
- Ambient temperatures
- Use Atmospheric temperature (Jbmbbt)
- Ambulance drivers (Mtghdd)
- Ambulance personnel (Msmpa)
- Ambulances (Qbddkem)
- Use For Emergency medical vehicles
- Amendments (Crebd)
- American Indians
- Use Native Americans (Mhm)
- Amides (Rbcgrbf)
- Amines (Rbcgrbg)
- Ammonia (Rbcgnc)
- Ammonium compounds (Rbcgcd)
- Amortization (Cgm)
- Amphetamines (Hmdqxsh)
- Amphibians (Jcbtvd)
- Amphibious operations (Brsy)
- Amphibious vehicles (Qbq)
- Amplifiers (Qtbad)
- Amplitude (Physics) (Sfrwsb)
- Amplitude modulation (Dsmmjb)
- Amputations (Hjpc)
- Amputees (Mmg)
- Amusement parks (Pfqb)
- Use For Theme parks
- Anaesthesia
- Use Anesthesia (Hpgf)
- Analog computers (Qtpxmbb)
- Analog simulation (Ubmsb)
- Analog to digital converters (Qtbea)
- Analysis (Epdbb)
- Analysis of variance (Usa)
- Use For Variance analysis
- Analytic geometries (Upq)
- Analytical chemistry (Tphb)
- Anatomical models (Myx)
- Anatomy (My)
- Anatomy (Tpdrb)
- Anchor bolts (Rbmnkbb)
- Use For Anchor rods
- Anchor piles (Pbpbvvmb)
- Anchor plates (Rbmdxsqc)
- Anchor rods
- Use Anchor bolts (Rbmnkbb)
- Anchor walls (Pbpbfd)
- Anchor windlasses (Qtpuc)
- Anchorage (Structures)
- Use Anchorages (PBPBFF)
- Anchorages (PBPBFF)
- Use For Anchorage (Structures)
- Anchoring (Dcnbscssb)
- Use For Embedment (Anchoring)
- Anchors (Mooring devices) (Qtpub)
- Use For Mooring anchors
- Anchors (Structural connectors) (Qtpud)
- Anechoic chambers (Pfrmttb)
- Anemometers (Gumptb)
- Anemometers (Gumub)
- Anemometry (Tpntb)
- Anesthesia (Hpgf)
- Use For Anaesthesia
- Anger (Mxqc)
- Angle of attack (Qdbca)
- Angle of incidence (Rkoa)
- Angle of internal friction
- Use Coefficient of internal friction (Rkmye)
- Angle of repose (Rkmydc)
- Angle of rest (Rkmydcc)
- Angle parking (Brddna)
- Angular acceleration (Smdpvcc)
- Angular velocity (Smdpvc)
- Angularity (Rkptsb)
- Animal behavior (Jdt)
- Animal ecology
- Use Habitat (Ecology) (Jeh)
- Animal materials (Rbmdmb)
- Animal migrations (Jdtf)
- Animals (Jcbt)
- Animals in crash research
- Use Crash victim simulation (Hjrs)
- Anionic emulsified asphalt (Rbmdpbeb)
- Anions (Rbcbfg)
- Anisotropic materials (Rbmdybb)
- Use For Aeolotropic materials
- Anisotropy (Physics) (Rkpjb)
- Use For Aeolotropy
- Ankle (Mypdgq)
- Annealing (Fcbyjsb)
- Anniversaries (Wgpv)
- Annoyance (Mxqb)
- ANNs (Artificial neural networks)
- Use Neural networks (Xbkdn)
- Annual (Wik)
- Annual average daily traffic (Bthvaa)
- Use For Average annual daily traffic
- Annual reports (Xxra)
- Annual reviews (Xxqa)
- Annunciators in vehicles
- Use In vehicle annunciators (Qtbag)
- Anodes (Qtpfbyb)
- Anodic materials (Rbctb)
- Anodic polarization (Scppb)
- Anodic protection (Fccmcb)
- Antenna accessories (Dsgmc)
- Antenna arrays
- Use Phased arrays (Dsgmbsp)
- Antenna patterns
- Use Radiation patterns (Sfrwbq)
- Antennas (Dsgmb)
- Anthracite (Rbersb)
- Anthropology (Tgc)
- Anthropometry (Mxbh)
- Use For Human body
- Anthropometry (Tgcp)
- Anti dazzle screens
- Use Anti glare screens (Pmrcpbc)
- Anti glare screens (Pmrcpbc)
- Use For Anti dazzle screens; Glare screens
- Anticorrosion coatings (Rbmnfcf)
- Antidepressants (Hpgmu)
- Antifouling coatings (Rbmnfch)
- Use For Fouling prevention
- Antifreeze (Rbmnhb)
- Antifriction bearings (Qtbmyda)
- Antihistamines (Hpgmh)
- Anti-icing (Fmbsb)
- Antiknock compounds (Rbfcbb)
- Antilock brake systems (Dcmvgtf)
- Use For ABS
- Antilock brake systems (Qpkbe)
- Use For ABS; Antiskid brakes
- Antioxidants (Rbctkb)
- Antiskid brakes
- Use Antilock brake systems (Qpkbe)
- Antiskid treatment
- Use Pavement grooving (Fcffj)
- Antistrip additives (Rbmndbc)
- Antitheft devices (Qpyb)
- Antitrust laws (Creaa)
- Anxiety (Mxqx)
- Apartment buildings (Pffb)
- Apnea (Hmdbc)
- Use For Apnoea
- Apnoea
- Use Apnea (Hmdbc)
- Apparatus
- Use Equipment (Qt)
- Appeals (Csh)
- Applications (Cwf)
- Applied mechanics (Ttkib)
- Apportionment (Cfdrn)
- Appraisals (Cfp)
- Approach (Qdbpb)
- Approach control (Dcmtbm)
- Use For Aircraft approach spacing
- Approach lanes (Pmrcpma)
- Approach roads (Pmrccnd)
- Use For Slip roads
- Appropriate technology (Ttc)
- Appropriations (Cfau)
- Approximation (Mathematics) (Ubf)
- Use For Approximations
- Approximations
- Use Approximation (Mathematics) (Ubf)
- Aprons (Airports) (Pmfcgcb)
- Aprons (Wharves) (Pmhbmpmbrb)
- Aptitude (Mxrb)
- Aptitude tests (Mxrbt)
- APTS
- Use Advanced public transportation systems (Dtvbc)
- Aquaplanes (Qbheb)
- Aquatic biology
- Use Marine biology (Tpdm)
- Aquatic life (Jcmbb)
- Use For Aquatic organisms; Aquatic plants
- Aquatic organisms
- Use Aquatic life (Jcmbb)
- Aquatic plants
- Use Aquatic life (Jcmbb)
- Aqueducts (Pmhsfb)
- Aquifer recharge
- Use Groundwater recharge (Jbhvr)
- Aquifers (Vsb)
- Aramid fibers (Rbmdxfb)
- Arbitration (Kabkrnsa)
- Arc welding
- Use Electric arc welding (Fcbyjvd)
- Arch bridges (Pdybmdb)
- Arch dams (Pmhmbb)
- Archaeological surveying (Esmsrb)
- Archaeology (Tgf)
- Arches (Pbpba)
- Arching (Soils) (Smvb)
- Architecture (Ttnb)
- Architecture and the physically handicapped
- Use Barrier free design (Esuh)
- Area (Upda)
- Area traffic signal control (Dcmthcseb)
- Areas (Vc)
- Areas and regions (V)
- Areas by point of view (Vv)
- Arenites (Rberhb)
- ARI
- Use Automatic radio information (Dsfpdf)
- Arid land (Vgd)
- Arithmetic (Uf)
- Arithmetic operations (Ufb)
- Arm (Mypbh)
- Armored vehicles (Qbddkn)
- Use For Armoured vehicles
- Armoured vehicles
- Use Armored vehicles (Qbddkn)
- Army aircraft (Qbkomm)
- Army personnel (Msng)
- Aromatic compounds (Rbcgrbh)
- Aromatic hydrocarbons (Rbcgrbtb)
- Arrester beds (Pmruueb)
- Arrester wires (Qtpuf)
- Arrests (Hrkk)
- Arrivals and departures (Brcb)
- Arrows (Signals) (Dsmbsb)
- Art (Tcb)
- Arterial highways (Pmrccdhb)
- Use For Arterial streets; Main roads; Thorofares; Thoroughfares; Through highways; Boulevards
- Arterial streets
- Use Arterial highways (Pmrccdhb)
- Arteries (Myva)
- Articulated buses (Qbddhpbwj)
- Articulated cars (Qbfmktj)
- Artificial aggregates (Rbmddccb)
- Use For Synthetic aggregates; Manufactured aggregates
- Artificial intelligence (Xbkdb)
- Artificial neural networks
- Use Neural networks (Xbkdn)
- Artificial satellites (Qbnc)
- Use For Satellites
- ARTS (Advanced rural transportation systems)
- Use Advanced rural transportation systems (Dtvbf)
- ARTS (Automated radar terminal system)
- Use Automated radar terminal system (Dcmtbp)
- Asbestos (Rberrb)
- Asbestos cement (Rbmdfcf)
- Ash content (Rkcbbb)
- Asians (Mhd)
- Asphalt (Rbeusb)
- Asphalt additives (Rbmdpby)
- Asphalt ballast (Rbmddvbb)
- Asphalt based materials (Rbmdpb)
- Asphalt cement (Rbmdpbb)
- Use For Bituminous cement
- Asphalt concrete (Rbmdpbub)
- Use For Bituminous concrete; Asphaltic concrete
- Asphalt concrete pavements (Pmrcppbmd)
- Use For Asphaltic concrete pavements
- Asphalt content (Rkcbbg)
- Asphalt emulsion mixtures
- Use Asphalt emulsions (Rbmdyheb)
- Asphalt emulsions (Rbmdyheb)
- Use For Asphalt emulsion mixtures
- Asphalt hardening (Sccwb)
- Asphalt mastic
- Use Mastic asphalt (Rbmdpbum)
- Asphalt mixtures (Rbmdpbu)
- Use For Asphaltic mixtures
- Asphalt overlays
- Use Bituminous overlays (Pmrcpppmbpb)
- Asphalt pavements (Pmrcppbmb)
- Asphalt plants (Pfkpb)
- Asphalt rock (Rbeusbf)
- Use For Natural rock asphalt; Rock asphalt
- Asphalt rubber (Rbmdpbyper)
- Use For Rubberized asphalt
- Asphalt rubber (Rbmdqdrcb)
- Asphalt tests (Gbbmd)
- Asphaltene (Rbmdppb)
- Asphaltic concrete
- Use Asphalt concrete (Rbmdpbub)
- Asphaltic concrete pavements
- Use Asphalt concrete pavements (Pmrcppbmd)
- Asphaltic mixtures
- Use Asphalt mixtures (Rbmdpbu)
- Asphaltic sand (Rbesgsb)
- Use For Sand asphalt
- Asphyxia (Hjpya)
- Assemblies (Equipment) (Qts)
- Assembly lines (Cpma)
- Assessments (Cfu)
- Asset management (Cfem)
- Assets (Cfe)
- Association (Chemistry) (Scpc)
- Associations (Nsa)
- Astronavigation
- Use Celestial navigation (Dcnsbb)
- Astronomical phenomena (Jbb)
- Astronomy (Tpb)
- Asymmetry (Rkptsd)
- Asymptotic expansion (Ubfb)
- Use For Asymptotic series
- Asymptotic series
- Use Asymptotic expansion (Ubfb)
- Asynchronous control (Dcmvgmhb)
- Asynchronous motors (Qtbmbmt)
- At grade intersections (Pmrcpjfcb)
- Use For Grade crossings (Highways)
- ATCRBS
- Use Air traffic control radar beacon system (Dcmtbf)
- ATIS
- Use Advanced traveler information systems (Dtvmn)
- Atlases (Xxvmy)
- Atmosphere (Jbmb)
- Atmosphere models
- Use Model atmosphere (Jbmby)
- Atmospheric chemistry (Tpntc)
- Atmospheric circulation (Jbmbkd)
- Use For Air circulation
- Atmospheric diffusion (Jbmbkg)
- Atmospheric interference (Dsmrjc)
- Use For Atmospherics
- Atmospheric layers (Jbmba)
- Use For Atmospheric shells
- Atmospheric models
- Use Model atmosphere (Jbmby)
- Atmospheric motion
- Use Wind (Jbmbkw)
- Atmospheric phenomena (Jbmbk)
- Atmospheric physics (Tpnpb)
- Atmospheric precipitation
- Use Precipitation (Meteorology) (Jbmbkmp)
- Atmospheric pressure (Jbmbbp)
- Use For Barometric pressures
- Atmospheric pressure phenomena (Jbmbkp)
- Atmospheric shells
- Use Atmospheric layers (Jbmba)
- Atmospheric temperature (Jbmbbt)
- Use For Ambient temperatures
- Atmospheric turbulence (Jbmbkj)
- Atmospheric water vapor (Jbmbkmb)
- Atmospherics
- Use Atmospheric interference (Dsmrjc)
- ATMS
- Use Advanced traffic management systems (Dtvmj)
- Atomic fission
- Use Fission (Spsc)
- Atomic fusion
- Use Fusion (Spsk)
- Atomic nucleus (Rbcbbsb)
- Use For Nucleus (Physics)
- Atomic physics (Tpxe)
- Atoms (Rbcbb)
- ATT
- Use Intelligent transportation systems (Dtv)
- Attack aircraft (Qbkomf)
- Attention (Mxrcg)
- Attention deficit hyperactivity disorder (Mxmbb)
- Use For ADHD
- Attention lapses (Mxrcm)
- Attention value (Chqa)
- Attenuation (Electricity) (Seb)
- Attenuation (Engineering) (Fcbjb)
- Attenuation (Physics) (Sma)
- Atterberg limits (Rkmya)
- Use For Consistency limits
- Attitude (Flight dynamics) (Qdbdf)
- Attitudes (Mxpd)
- Use For Mental attitudes
- Attorneys (Msxt)
- Audible pedestrian signals (Dcmthrrskb)
- Audible warning devices (Dcmthrbb)
- Use For Aural signals
- Audible warning devices in vehicles (Qpuh)
- Audio frequency (Sfrwbfm)
- Use For Sonic frequency; Sound frequency
- Audio media (Xyh)
- Use For Magnetic tape recordings
- Audiotex (Dsbtb)
- Audiovisual aids (Xxwa)
- Auditing (Cad)
- Auditory perception (Mxta)
- Use For Hearing
- Augers (Qtptb)
- Aural signals
- Use Audible warning devices (Dcmthrbb)
- Austenite (Rbmdkdfb)
- Auto carrier cars
- Use Automobile rack cars (Qbfmkfca)
- Auto free zones
- Use Pedestrian areas (Pmrtp)
- Auto on train (Bbda)
- Autoclave curing (Fcbygfb)
- Autocorrelation (Usdb)
- Automata theory (Ubmk)
- Automated accident detection
- Use Automatic crash notification (Dsfpcb)
- Automated accounting equipment (Dcmcr)
- Automated checkin (Bdke)
- Use For Electronic checkin; Remote checkin
- Automated clearance (Dmbyvy)
- Use For Credentialing (Trucking); Mainline automated clearance systems; Electronic clearance
- Automated collision notification
- Use Automatic crash notification (Dsfpcb)
- Automated control systems
- Use Automation (Dcb)
- Automated enforcement (Hra)
- Automated guided vehicle systems (Dcmmb)
- Use For AGVS
- Automated guideway transit (Dcmvgyg)
- Use For AGT
- Automated highway guidance
- Use Advanced vehicle control systems (Dcmvgyc)
- Automated highway systems (Dcmvgycb)
- Use For Automatic highway systems
- Automated highways (Pmrccpb)
- Use For Automatic highways; Electronic roads; Intelligent highways; Smart highways; Smart roads
- Automated people movers
- Use People movers (Qtphes)
- Automated radar terminal system (Dcmtbp)
- Use For ARTS (Automated radar terminal system)
- Automated toll collection (Dcmcb)
- Use For ETTM; Freeflow tolling; Electronic toll and traffic management; Electronic toll collection
- Automated transportation systems
- Use Automated vehicle control (Dcmv)
- Automated vehicle control (Dcmv)
- Use For Automatic navigation systems; Vehicle guidance; Automatic transportation systems; Automated transportation systems; Vehicle control
- Automated vehicle control for ground vehicles (Dcmvg)
- Automated vehicles
- Use Intelligent vehicles (Qbddkj)
- Automatic block signal systems (Dcmtrsbb)
- Automatic braking (Dcmvgmb)
- Automatic car identification (Dmbyb)
- Use For ACI
- Automatic control (Dcgc)
- Automatic controllers (Dcjb)
- Use For Controllers (Automatic control equipment)
- Automatic crash notification (Dsfpcb)
- Use For Automated accident detection; Automated collision notification
- Automatic data collection systems (Xbkcb)
- Automatic equipment identification (Dmbye)
- Use For AEI
- Automatic fare collection (Dcmcf)
- Automatic fare vending machine
- Use Ticket vending machines (Qtpvt)
- Automatic headway control (Dcmvgmh)
- Use For Vehicle follower control
- Automatic highway systems
- Use Automated highway systems (Dcmvgycb)
- Automatic highways
- Use Automated highways (Pmrccpb)
- Automatic incident detection (Dmbytjb)
- Use For AID (Automatic incident detection)
- Automatic landing systems (Dcmvbm)
- Automatic license plate readers (Dmgdeyb)
- Automatic location systems
- Use Automatic vehicle location (Dmbyvm)
- Automatic navigation systems
- Use Automated vehicle control (Dcmv)
- Automatic pilot (Dcmvbp)
- Use For Autopilot
- Automatic pilot (Dcmvsb)
- Use For Autopilot
- Automatic radio information (Dsfpdf)
- Use For ARI
- Automatic seat belts (Qpqrpd)
- Automatic ship systems
- Use Voyage management systems (Dcmvsv)
- Automatic speed control (Dcmvgms)
- Automatic steering control (Dcmvgych)
- Use For Lateral control; Lateral guidance; Steer by wire
- Automatic test equipment (Gub)
- Automatic ticket machines
- Use Ticket vending machines (Qtpvt)
- Automatic tracking (Dcnsbyb)
- Automatic traffic signal control
- Use Traffic signal control systems (Dcmthcse)
- Automatic train control (Dcmvgyf)
- Use For Train control
- Automatic train location (Dmbyc)
- Use For Train detectors
- Automatic train operation (Dcmvgyfd)
- Automatic train protection (Dcmvgyfm)
- Use For Train safety control systems
- Automatic train stop system (Dcmvgyfr)
- Automatic train supervision (Dcmvgyfu)
- Automatic transmissions (Qpoxtb)
- Automatic transportation systems
- Use Automated vehicle control (Dcmv)
- Automatic vehicle classification (Dmbyvc)
- Automatic vehicle detection and identification systems (Dmbyv)
- Automatic vehicle identification (Dmbyvj)
- Use For AVI
- Automatic vehicle location (Dmbyvm)
- Use For Vehicle locating systems; AVL; Automatic location systems
- Automatic vehicle monitoring (Dmbyvp)
- Use For AVM; Vehicle monitoring
- Automatic vessel control (Dcmvs)
- Use For Guidance systems (Ships)
- Automatic welding (Fcbyjvb)
- Use For Welding automation
- Automation (Dcb)
- Use For Automated control systems
- Automobile dealers (Nbhd)
- Automobile drivers (Mtghdb)
- Automobile drivers' tests
- Use Driving tests (Crhdd)
- Automobile driving (Dcnbstyb)
- Automobile driving simulators
- Use Driving simulators (Qtpstsd)
- Automobile engineers (Msgbma)
- Automobile exhaust
- Use Exhaust gases (Jfgsge)
- Automobile fuels
- Use Motor fuels (Rbfum)
- Automobile industry (Ncema)
- Automobile insurance (Cnvh)
- Automobile navigation systems (Dcnsyhb)
- Use For Onboard navigation systems (Automobiles)
- Automobile ownership (Bkmb)
- Automobile parts industry (Ncemb)
- Automobile rack cars (Qbfmkfca)
- Use For Auto carrier cars
- Automobile repair shops (Nbmv)
- Automobile travel (Bmbb)
- Use For Automobile use; Automobile usage
- Automobile usage
- Use Automobile travel (Bmbb)
- Automobile use
- Use Automobile travel (Bmbb)
- Automobiles (Qbddhmc)
- Automobiles by motive power (Qbddhmcp)
- Automobiles by type (Qbddhmcc)
- Automobiles for people with disabilities
- Use Automobiles for the physically handicapped (Qbddhmckh)
- Automobiles for the physically handicapped (Qbddhmckh)
- Use For Automobiles for people with disabilities
- Automotive computers (Qtpxmbv)
- Use For Automotive microcontrollers; In vehicle computers
- Automotive electronics
- Use Vehicle electronics (Qpv)
- Automotive engineering (Ttkqb)
- Automotive fuels
- Use Motor fuels (Rbfum)
- Automotive industry
- Use Motor vehicle industry (Ncem)
- Automotive materials (Rbmuvc)
- Automotive medicine (Ttuxb)
- Use For Traffic medicine
- Automotive microcontrollers
- Use Automotive computers (Qtpxmbv)
- Automotive sensors
- Use In vehicle sensors (Dmgum)
- Automotive telematics
- Use Telematics (Dt)
- Automotive vehicles
- Use Motor vehicles (Qbdd)
- Autonomous agents
- Use Intelligent agents (Xbkdbj)
- Autonomous intelligent cruise control (Dcmvgycj)
- Use For Intelligent cruise control; Adaptive cruise control; AICC
- Autonomous land vehicles (Qbddkmb)
- Autonomous vehicle guidance (Dcmvgyh)
- Autopilot
- Use Automatic pilot (Dcmvbp)
- Autopilot
- Use Automatic pilot (Dcmvsb)
- Autopsies (Hpmx)
- Autotransformers (Qtbfuc)
- Autumn
- Use Fall (Webf)
- Auxiliary brakes (Qpkbx)
- Auxiliary lanes (Pmrcpmb)
- Auxiliary power plants (Qtbmbb)
- Auxiliary power units (Qppb)
- Avalanches (Jbhyb)
- AVCS
- Use Advanced vehicle control systems (Dtvmr)
- Average (Usygb)
- Average annual daily traffic
- Use Annual average daily traffic (Bthvaa)
- Average daily traffic (Bthva)
- Average spot speed (Bthssa)
- Average travel speed (Bthsma)
- AVI
- Use Automatic vehicle identification (Dmbyvj)
- Aviation (Nceg)
- Aviation accidents
- Use Aircraft accidents (Hbba)
- Aviation facilities
- Use Air transportation facilities (Pmf)
- Aviation fuels (Rbfub)
- Aviation medicine (Ttuxd)
- Aviation safety (Haaa)
- Use For Flight safety
- Aviators
- Use Flight personnel (Mtb)
- Avionic navigation aids
- Use Airborne navigational aids (Dcnsxpb)
- Avionics (Ttkbbb)
- AVL
- Use Automatic vehicle location (Dmbyvm)
- AVM
- Use Automatic vehicle monitoring (Dmbyvp)
- Avulsions (Hjpbr)
- Awards (Ccbpma)
- Awareness (Mxrdb)
- Axial compression (Srvbb)
- Axial loads (Smimb)
- Axis (Updb)
- Axle loads (Qdmb)
- Axle loads (Smimc)
- Axles (Qphb)
- Azimuth (Gmsa)
- Azimuthal map projection (Esmgmpb)
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