| ADIRS | Air Data and Inertial Reference Systems 
| Others |
| ADIRS | Air Data and Inertial References System
| Others |
| ADIRS | Air Data Inertial Reference System
| Others |
| ADIRS | Air Data Inertial Reference Systems
| Others |
| ADIRS | Airfield Damage Information and Reporting System
| Others |
| ADIRS | Alcohol and Drug Information and Referral Service
| Others |
| ADIRS | Alcohol Drug Information Referral Service
| Others |