Aeronautics Abbreviations and Acronyms

1. XRS
   X-Ray Sensor
2. XTK
   Crosstrack
3. XTR
   Transmitter
4. YD
   Yaw Damper
5. A/P
   Autopilot
6. ACP
   Audio Control Panel
7. ADS
   automatic dependent surveillance
8. ADS
   Air Data System
9. ANR
   Active Noise Reduction
10. APS
    Auto-Pilot System
11. ASR
    Airport Surveillance Radar
12. C
    Centigrade
13. C
    Command
14. D
    Digital
15. E
    Electric
16. E
    Europe
17. R
    Range
18. R
    Required
19. R
    Route
20. c3
    Command

Last updated: May 24, 2020 — Total entries: 1,557