| A |
Alpha
Amber |
| a-Floor |
Max. Angle Of Attack, Stall |
| A-SMGCS |
Advanced Surface Movement Guidance and Control System |
| A/BRK |
Autobrake |
| A/C |
Aircraft |
| A/D |
Analog/Digital |
| A/F |
Auto Flight |
| A/G |
Air/Ground |
| A/L |
Airline |
| A/N |
Alphabetical/Numerical |
| A/P |
Autopilot |
| A/R |
Approved/Repairs
Audio Reproducer |
| A/S |
Airspeed
Auto Stabilization |
| A/SKID |
Antiskid |
| A/T |
Adjustment/Test
Auto Throttle |
| A/THR |
Auto Throttle
Auto Thrust (Function) |
| A/XMFR |
Auto Transformer |
| A. M. |
Above Mentioned
Ante Meridian |
| AA |
Airworthiness Authorities |
| AAAH |
Airbus Approved Abbreviation Handbook |
| AAC |
Airline Abbreviation Code |
| AAD |
Airbus Abbreviations Dictionary
Assigned Altitude Deviation |
| AAIB |
Air Accident Investigation Branch/Bureau |
| AAL |
Above Aerodrome Level
Above Airport Level |
| AAP |
Additional Attendant Panel
Aft Attendant Panel |
| AAPA |
Association of Asia Pacific Airlines |
| AB |
Abort |
| ABBR |
Abbreviation |
| ABC |
Airway, Breathing, Circulation |
| ABD |
Airbus Directives |
| ABM |
Abeam
Apu Built-Up Manual |
| ABN |
Abnormal |
| ABNORM |
Abnormal |
| ABP |
Able Bodied Passenger |
| ABS |
Absolute
Airbus Standard |
| ABSORB |
Absorber |
| ABV |
Above |
| AC |
Advisory Circular
Aeroplane Characteristics (For Airport Planning)
Alternate Current (Alternating Current)
Analog Common |
| ACA |
Airline Customization Analysis |
| ACAC |
Air Cooled Air Cooler |
| ACARS |
Aircraft Communication Addressing And Reporting System |
| ACAS |
Airborne Collision Avoidance System
Aircraft Collision Avoidance System |
| ACC |
Acceleration
Accessory
Active Clearance Control
Area Control Center
Altocumulus castellanus |
| ACCEL |
Accelerate, Acceleration, Accelerometer |
| ACCID |
Accident |
| ACCL |
Acceleration |
| ACCLRM |
Accelerometer |
| ACCS |
Avionics Cooling Control System |
| ACCU |
Accumulator |
| ACE |
Altimeter Control Equipment
Actuator Control Electronics |
| ACFT |
Aircraft |
| ACHC |
Aft Cargo Heat Controller |
| ACIA |
Asynchronous Communication Interface Adapter |
| ACID |
Aircraft Tail Number
Aircraft Identification |
| ACK |
Acknowledge |
| ACM |
Air Cycle Machine
Aircraft Conversion Manual
APU Condition Monitoring
Abbreviation Component Maintenance Manual |
| ACMI |
Aircraft, Crew, Maintenance and Insurance |
| ACMM |
Abbreviation Component Maintenance Manual |
| ACMS |
Aircraft Centralized Maintenance System
Aircraft Condition Monitoring System |
| ACN |
Aircraft Classification Number |
| ACOB |
Automatic Call Out Box |
| ACOC |
Air Cooled 1 Oil Cooler |
| ACP |
Altimeter Check Point
Area Call Panel
Attendant Control Panel
Audio Control Panel |
| ACPCS |
Analog Cabin Pressure Control System |
| ACQ |
Acquisition
Aquire |
| ACRT |
Additional Cross Reference Panel |
| ACS |
Access |
| ACSC |
Avionics Cooling |
| ACSL |
altocumulus |
| ACT |
ACTive
Additional Center Tank
auxiliary central tank |
| ACTD |
Actuated |
| ACTG |
Actuating |
| ACTN |
Action |
| ACTR |
Actuator |
| ACTR |
Aircraft System |
| ACTVT |
Activate |
| ACU |
Alpha Call Up
Antenna Coupler Unit |
| ACV |
Alternating Current Voltage |
| ACVR |
Alternating Current Voltage Ratio |
| ACW |
Apu Control Word |
| ACYC |
Apu Start Cycles |
| AD |
Aerodrome
Aircraft Datum
Airworthiness Directive |
| ADAU |
Auxiliary Data Acquisition Unit |
| ADB |
Area Distribution Box (Audio/Video) |
| ADBR |
Arinc Data Bus Reader |
| ADC |
Air Data Computer
Analog/Digital Converter
Automatic Drive Control |
| ADD |
Addition
Acceptable Defer Defect |
| ADDR |
Address |
| ADF |
Automatic Direction Finder |
| ADG |
Air Driven Generator |
| ADI |
Attitude Director Indicator |
| ADIRS |
Air Data And Inertial Reference System |
| ADIRU |
Air Data And Inertial Reference Unit |
| ADJ |
Adjust |
| ADJMT |
Adjustment |
| ADM |
Air Data Module |
| ADPM |
Aircraft Deactivation Procedures Manual |
| ADPTN |
Adaption |
| ADPTR |
Adapter |
| ADR |
Advisory Route
Air Data Reference
Airborne Data Loader
Address |
| ADREP |
Accident and Incident Reporting System (ICAO) |
| ADRES |
Aircraft Data Retrieval System
Aircraft Documentation Retrieval System |
| ADRS |
Address |
| ADS |
Air Data System
Automatic Dependent Surveillance |
| ADS-B |
Automatic Dependent Surveillance - Broadcast |
| ADU |
Air Data Unit
Alignment Display Unit |
| ADV |
Advisory Advisory Message
Advice |
| AEA |
Association Ol European Airlines |
| AEB |
Airline Engineering Bulletin |
| AECMA |
Association Europe'en Des Constructeurs De Material Aerospatial |
| AED |
Automatic External Defibrillator |
| AEEC |
Airline Engineering Electronics Committee |
| AEMS |
Aircraft Electronic Management System |
| AERO |
Aviation Routine Weather Report |
| AEVC |
Avionics Equipment Ventilation Computer |
| AEX |
Access Authorized |
| AF |
All Freighter
Audio Frequency
Automatic Frequency Control
Dme Arc To Fixed Waypoint |
| AFB |
Antifriction Bearing |
| AFC |
Automatic Flight Control |
| AFCS |
Automatic Flight Control System
Auto-pilot Flight Computer System |
| AFCU |
Aux Fuel Control Unit |
| AFDC |
Auto-pilot Flight Director Computer |
| AFDS |
Auto-pilot Flight Director System |
| AFE |
Analog-Digital Front End |
| AFM |
Airplane Flight Manual
Approved Flight Manual |
| AFM-DPI |
Airplane Flight Manual- Digital Performance Information |
| AFR |
Airframe
Attendant Flight Report |
| AFRP |
Aramid Fiber Reinforced Plastic |
| AFS |
Air Fuel Separator
Automatic Flight System |
| AFT |
Aftwards |
| AFTN |
Aeronautical Fixed Telecommunication Network |
| AGB |
Accessory Gear Box
Apu Generator Contactor
Auxiliary Generator Contactor |
| AGC |
Automatic Gain Control |
| AGCM |
Aircraft Ground Check Module |
| AGE |
Aircraft Ground Equipment |
| AGL |
Above Ground Level |
| AGLC |
Apu Generator Line Contactor |
| AGMT |
Augment |
| AGSE |
Aircraft Ground Support Equipment |
| AGW |
Actual Gross Weight |
| AH |
Ampere Hour |
| AHM |
Apu Health Monitoring |
| AHMS |
Apu Health Monitoring System |
| AHRS |
Apu Operating Hours |
| AHRS |
Attitude And Heading Reference System |
| AHRU |
Attitude And Heading Reference Unit |
| AI |
Airbus Industry
Anti-Ice
Active Implementation (IOSA) |
| AIA |
Aerospace Industries Association |
| AIB |
Attendant Information Bulletin |
| AIC |
Access Illustration Cards
Aeronautical Information Circular |
| AICC |
Avionics Industries Computer Committee |
| AID |
Aircraft Installation Delay |
| AIDB |
Aeronautical Information Data Base |
| AIDS |
Aircraft Integrated Data System |
| AIG |
Accident Investigation |
| AIL |
Aileron
Airbus Information Letter |
| AIM |
Aircraft Integrated Maintenance
Accident Investigation Manual |
| AIMS |
Airbus Inventory Management System
Aircraft Integrated Management System
Airplane Information Management System |
| AIP |
Attendant Indication Panel
Attitude Indicator Panel
Aeronautical Information Publication |
| AIRCOND |
Air Conditioning |
| AIS |
Aeronautical Information Service
Air Information Service
American Iron And Steel Institute
Anti Ice Sensor |
| AIT |
Automatic Integrity Test |
| AIU |
Audio Interface Unit |
| AIV |
Anti-Ice Valve |
| ALC |
Already Connect
Automatic Load Control |
| ALERFA |
Alert Phase |
| ALF |
Aft Looking Forward |
| ALHP |
Aircraft Life History Program |
| ALI |
Aircraft Loadability Interface
Alignment |
| ALIGN |
Alignment |
| ALIM |
Alimentation (Supply) |
| ALPH |
Airframe Use History Program |
| ALPHA |
Alphabetical
Angle-Of-Attack |
| ALLS |
Alternate Landing Light System |
| ALS |
Approach Light System |
| ALT |
Altitude
Engine Alternator Rotor
Engine Alternator Stator
Alternate |
| ALT ACQ |
Altitude Acquisition |
| ALTI |
Altimeter |
| ALTM |
Altimeter |
| ALTN or ALT |
ALTerNate |
| ALTPN |
Alternate Part Number |
| ALTR |
Altitude Rate |
| ALTU |
Annunciator Light Test Unit |
| ALT-INTV |
ALTitude INTerVention |
| ALU |
Arithmetic And Logic Unit |
| AM |
Amplitude Modulation |
| AMAGAS |
Aircraft Malfunction And Ground Action System |
| AMB |
Ambient |
| AMC |
Acceptable Means Of Compliance |
| AMC |
Aerodynamic Mean Chord |
| AMD |
Amended |
| AME |
Aircraft Maintenance Engineer |
| AMI |
Airline Modifiable Information |
| AMJ |
(JAA) Advisory Material Joint |
| AMM |
Aircraft Maintenance Manual
Ammeter |
| AMO |
Approved Maintenance Organization |
| AMP |
Airline Maintenance Procedure
Ampere
Amperage
Amplifier |
| AMPL |
Amplifier |
| AMS |
Aeronautical Material Specification
Aerospace Material Specification
Aircraft Malfunction System
Aircraft Modification Status
Approved Maintenance Schedule |
| AMTOSS |
Aircraft Maintenance Task Oriented Support System |
| AMU |
Audio Management Unit
Area of Magnetic Unreliability |
| AMV |
Air Modulating Valve |
| AN |
Alphabetical/Numerical
Air Navigation |
| AND |
Aircraft Nose Down |
| ANI |
Analog Input |
| ANN LT |
Annunciator Light |
| ANN |
Annunciator |
| ANNCMT |
Announcement |
| ANNU |
Annunciator |
| ANO |
Analog Output |
| ANP |
Actual Navigation Performance |
| ANPT |
Aeronautical National Taper Pipe Threads |
| ANS |
American National Standard (Institute)
Area Navigation System
Alternate Navigation System |
| ANT |
Aircraft Nose Up
Antenna |
| ANX |
Annex |
| AO |
Audit Organization (IOSA) |
| AO1 |
Automated stations without a precipitation discriminator |
| AO2 |
Automated stations with a precipitation discriminator |
| AOA |
Angle Of Attack
Angle Of Attack Sensor
Airport Operations Area |
| AOB |
Angle Of Bank |
| AOC |
Approach On Course
Airlines Operations Control
Air Operator Certificate |
| AOG |
Aircraft On Ground |
| AOL |
All Operators Letter |
| AOM |
Aircraft Operating Manual |
| AOT |
Aircraft Operation Test |
| AOW |
All Operators Wire |
| AP |
Autopilot
Airborne Printer
Aromatic Polyamide (Kapton Tm) |
| AP/FD |
Auto Pilot/Flight Director |
| APARMO |
Asia Pacific Approvals & Registry Monitoring Organization |
| APC |
Aircraft Positive Control |
| APD |
Approach Progress Display |
| APEX |
Advanced Project For European Exchange |
| APIC |
Auxiliary Power International Corporation: Sunstrand (Usa) & Turbomeca (France) |
| APL |
Airplane |
| APM |
Aircraft Performance Monitoring |
| APM |
Airport Planning Manual |
| APP |
Appearance
Approach |
| APPR |
Approach |
| APPROX |
Approximately |
| APPU |
Asymmetry Position Pick Off Unit |
| APS |
Aircraft Prepared For Service
Auxiliary Power Supply
Auxiliary Power System |
| APU |
Auxiliary Power Unit |
| APURDY |
APU ReaDy |
| AQD |
Aviation Quality Database |
| AQP |
Advanced Qualification Program |
| AR |
As Required |
| ARALL |
Aramid Reinforced Aluminum Laminate |
| ARCCS |
Automatic Rotor Clearance Control System |
| ARFF |
Airport Rescue Fire Fighting |
| ARG |
Arresting Gear |
| ARGA |
Arinc Receiver Gate Array |
| ARINC |
Aeronautical Radio Incorporated (Specification), American Radio Incorporation |
| ARLL |
Aramide Aluminum Laminate |
| ARM |
Aircraft Recovery Manual |
| ARM |
Armed |
| ARMD |
Armed |
| ARMG |
Arming |
| ARMT |
Armament |
| ARND |
Around |
| ARO |
After Receipt Order |
| ARP |
Aerodrome Reference Point |
| ARP |
Aeronautical Recommended Practices |
| ARPT |
Airport |
| ARR |
Arrival |
| ART |
Active Repair Time |
| ART |
Artificial |
| ARTCC |
Air Route Traffic Control Center |
| ARTF |
Artificial |
| AS |
Accomplishment Summary
Aerospace Standard
Aerospatiale
Airspeed
Airscoop
Auto Stabilization |
| ASA |
Airborne Separation Assurance
All Speed Aileron
Auto land Status Annunciate
Air Safety Analyst |
| ASAP |
As Soon As Possible |
| ASC |
Air Safety Commitee |
| ASCB |
Aircraft Standard Communication Bus |
| ASCII |
American Standard Code Of Information Interchange |
| ASD |
Accelerate Stop Distance
Airline Service Data Collection
Auto Shut Down |
| ASE |
Airborne Support Equipment
Amperes Per Square Foot
Altimetry System error |
| ASI |
Airspeed Indicator
Air Safety Investigator |
| ASIC |
Application Specific Integrated Circuit |
| ASM |
Aircraft Schematics Manual
Airline Specific Manual
American Society For Metals |
| ASN |
Apu Serial Number
Aerospatiale Norm |
| ASP |
Audio Selector Panel |
| ASPSU |
Autonomous Standby Power Supply Unit |
| ASR |
Airport Surveillance Radar
Air Safety Report |
| ASSY |
Assembly |
| ASYM |
Asymmetric
Asymmetrical |
| AT |
Adjustment/Test
Auto Throttle
Auto Thrust |
| ATA |
Air Transport Association Of America
Actual Time of Arrival |
| ATARF |
Ata - Reference |
| ATB |
Ata-Breakdown |
| ATC |
Air Traffic Control
Approved Type Certificate |
| ATCB |
Air Traffic Control Board |
| ATCE |
Airline Test Cell Equipment Manual |
| ATCH |
Attach |
| ATCK |
Attack |
| ATCO |
Air Traffic Control
Air Taxi Commercial Operator |
| ATCRB |
Air Traffic Control Radar Beacon |
| ATCRBS |
Air Traffic Control Radar Beacon System |
| ATCSS |
Air Traffic Control Data Link Signaling System |
| ATD |
Actual Time of Departure |
| ATE |
Automatic Test Equipment |
| ATEC |
Automatic Test Equipment Complex |
| ATF |
Activity Test Failure |
| ATG |
Airbus Terminology Glossary |
| ATH |
Auto Throttle |
| ATHR |
Auto Thrust |
| ATI |
Air Transport Indicator |
| ATIS |
Automatic Terminal Information Service
Air Traffic Information System |
| ATL |
Aircraft technical Log |
| ATLAS |
Abbreviated Test Language For All Systems |
| ATM |
Air Turbine Motor |
| ATM |
Aircraft Transportability Manual |
| ATM |
Available Ton-Mile
Assumed Temperature Method |
| ATMP |
Air Tour Management Plan |
| ATMS |
Advanced Text Management System |
| ATN |
Aeronautical Telecommunication Network |
| ATO |
Aborted Take Off
Air Traffic Organisation |
| ATP |
Acceptance Test Procedure |
| ATPL |
Airline Transport Pilot License |
| ATRIM |
Auto Trim |
| ATS |
Administrative Terminal System
Air Traffic Sector
Air Traffic Services
Airbus Technical Specification
Auto Throttle System
Auto Thrust System |
| ATSB |
Air Transport Safety Bureau (Australia) |
| ATSU |
Air Traffic Service Unit |
| ATT |
Attitude |
| ATTEN |
Attenuation |
| ATTN |
Attention |
| ATTND |
Attendant |
| ATZ |
Aerodrome Traffic Zone |
| AUD |
Audio |
| AUTH |
Authorize |
| AUTO |
Automatic
Automated |
| AUTOCAL |
Auto Calibration |
| AUTOLAND |
Automatic Landing |
| AUW |
All-Up Weight |
| AUX |
Auxiliary |
| AVAIL or AVBL |
Available |
| AVG |
Average
Guide dog in Cabin |
| AVI |
Live Animals (IATA)
Livestock |
| AVIOLAN |
Avionics Local Area Network |
| AVIONICS |
Aviation Electronics |
| AVL |
Automatic Volume Control |
| AVM |
Airborne Monitoring Vibration System
Livestock as Mail |
| AVLAN |
Avionics Local Area Network |
| AVNCS |
Avionics |
| AVOD |
Audio-Video On Demand |
| AVOR |
Airway-Vor |
| AVRS |
Audio/Video Recording System |
| AVSA |
Adjust Vertical Speed Adjust (TCAS) |
| AWB |
Airway Bill
Audio Warning Box |
| AWG |
American Wire Gage
Audible Warning Generator |
| AWL |
Aircraft Wiring List |
| AWLS |
All Weather Landing System |
| AWM |
Aircraft Wiring Manual |
| AWO |
All Weather Operations |
| AWS |
American Welding Society |
| AWY |
Airway |
| AX |
Access Authorized
Longitudinal Acceleration |
| AY |
Lateral Acceleration |
| AZ |
Azimuth
Vertical Acceleration |
| AZFW |
Actual Zero Fuel Weight |
