| Abbreviation | Definition |
|---|---|
| APB | APU Breaker |
| APB | Auxiliary Power Breaker |
| APB | Aviation Partners Boeing |
| APC | Armoured Personnel Carrier |
| APDF | Aircraft Planning Data File |
| APED | Airborne Portable Electronic Devices |
| APF | AIRCRAFT PRODUCTION FACTORY |
| APF | Avionics Production Factory |
| APG | Aviation Partners Group |
| APH | Airport Parking Hotels |
| APHF | Association des Pilotes Hélicoptère du Finistère |
| API | Application Programming Interface |
| APIDS | Aviation Perimeter Intrusion Detection System |
| APIP | Aircraft Production Inspection Program |
| APLMS | Advanced Power Load Management System |
| APM | Airplane Personality Module |
| APM | Engine Parts Monitoring |
| APP | Approach |
| APPROX | Approximate |
| APPU | Asymmetry Position Picked-Off Unit |