| Abbreviation | Definition |
|---|---|
| ADC | Air Data Computer |
| ADCC | Aviation Data Communication Corp |
| ADDS | Aviation Digital Data Service |
| ADE | Aircrew Designated Examiner |
| ADELT | Automatically Deployable Emergency Locator Transmitter |
| ADF | Automatic Direction Finder |
| ADFAA | Aviation Disaster Family Assistance Act |
| ADI | Attitude Deviation Indicator |
| ADI | Attitude Display Indicator |
| ADID | Aircraft Data Interface Device |
| ADIRS | Air Data Inertial Reference System |
| ADIRU | Air Data Inertial Reference Unit |
| ADIU | Aircraft Data Interface Unit |
| ADIZ | Air Defence Identification Zone |
| ADJ | Adjust |
| ADL | Airside Drivers License (ADA) |
| ADL | Allowable Damage Limit |
| ADLS | Aircraft Detection Lighting System |
| ADLS | Aircraft Detection Lighting Systems |
| ADM | Air Data Module |