aerospace
347 abbreviations
| Abbreviation | Meaning | |
|---|---|---|
| A/C | aircraft | |
| A/D | aerodrome | |
| A/P | airplane (US), aeroplane (ICAO) | |
| A/T | autothrottle | |
| ACARS | Aircraft Communication and Addressing Reporting System | |
| ACAS | airborne collision avoidance system | |
| ACC | active clearance control | |
| ACFT | aircraft | |
| ACI | Airports Council International | |
| ACMS | aircraft condition monitoring system | |
| AD | airworthiness directive | |
| ADA | advisory area | |
| ADC | air data computer | |
| ADF | automatic direction finder | |
| ADI | attitude direction indicator | |
| ADS | automatic dependent surveillance | |
| ADV | German Airports Association | |
| AF/D | Airport/Facility Directory | |
| AFCS | automatic flight control system | |
| AFDS | autopilot flight director system | |
| AFE | above field elevation | |
| AFS | aeronautical fixed service | |
| AFT | The direction against the aircraft movement | |
| AFTN | Aeronautical Fixed Telecommunication Network | |
| AHRS | Attitude Heading Reference System | |
| AIP | Aeronautical Information Publication | |
| AIRAC | Aeronautical information regulation and control | |
| ALI | Airworthiness Limitation Item | |
| ALS | approach lighting system | |
| AMO | Approved Maintenance Organization | |
| ANSP | air navigation service provider | |
| AOA | angle of attack | |
| AOC | Air Operator's Certificate | |
| AOG | Aircraft on Ground | |
| AOM | airport/aerodrome operating minima | |
| AP | Autopilot | |
| APT | Airport | |
| AR | authorization required | |
| ARINC | Aeronautical Radio Inc. | |
| ARTCC | air route traffic control centers | |
| ASAS | Airborne Separation Assurance System | |
| ASDA | Association for Scientific Development of Air Traffic Management in Europe | |
| ASI | airspeed indicator | |
| ASL | above sea level | |
| ASM | airspace management | |
| ATA | Air Traffic Association | |
| ATC | air traffic control | |
| ATFM | air traffic flow management | |
| ATIS | Automatic Terminal Information Service | |
| ATM | air traffic management |