Aircraft Abbreviations and Acronyms

1. ADS-B
   Automatic Dependent Surveillance-Broadcast
2. ALT HOLD
   Altitude Hold Mode
3. B RNAV
   Basic area navigation
4. CAT I
   Operational performance Category 1
5. CAT II
   Operational performance Category II
6. CAT IIIa
   Operational performance Category IIIa
7. CAT IIIb
   Operational performance Category IIIb
8. CAT IIIc
   Operational performance Category IIIc
9. NAVCOMM
   Navigation and communications equipment or receiver
10. NAVSTAR-GPS
    NAVigation Satellite Timing and Ranging (The formal name for the space-borne or satellite navigation system)
11. P-Code
    GPS precision code
12. P-RNAV
    Precision Area Navigation
13. R-NAV
    Area Navigation
14. satcom
    Satellite Communication
15. TAWS
    Terrain Awareness Warning System
16. V/L
    VOR/Localizer
17. V/NAV
    Vertical navigation
18. V/R
    Voltage Regulator
19. V/REF
    Reference velocity
20. V/S
    Vertical Speed

Last updated: March 8, 2022 — Total entries: 8,627