| Abbreviation | Definition |
|---|---|
| AES | Auger Electron Spectroscopy |
| AESC | Aerojet ElectroSystems Company |
| AESD | Airlock External Stowage Device |
| AESE | Airborne Electrical Support Equipment |
| AESP | Aerospace Education Services Program |
| AESR | Aeronautical Equipment Service Record |
| AET | Aerosurface End-to-end Test |
| AETL | Approved Engineering Test Laboratory |
| AEWG | Active Experiment Working Group |
| AF | Aerobrake Ferry |
| AF | Aft Fuselage |
| AF | Air Frame |
| AF | Audio Frequency |
| AFA | AirFrame Assembly |
| AFAD | Armed Forces Acquisition Document |
| AFALD | Air Force Acquisition Logistics Division |
| AFC | Aerodynamic Flight Control |
| AFC | Automatic Flight Control |
| AFCE | Automatic Flight Control Equipment |
| AFD | Aft Flight Deck |