Federal Aviation Administration Abbreviations and Acronyms

1. VRTM
   Verification Requirements Traceability Matrix
2. VRTX
   Virtual Real Time Executive
3. VS
   Versus
4. VSB
   Visible
5. VSBP
   Voice Switch By-Pas
6. VSWR
   Voltage Standing Wave Radio
7. VTF
   Vector-to-Final (Approach)
8. VUL
   Vertical Uncertainty Level
9. VV
   Verification and Validation
10. XC
    Executive Committee
11. XEU
    European Currency Unit
12. XMITR
    Transmitter
13. XMTR
    Transmitter
14. XOR
    Exclusive-or
15. XTR
    Transmitter
16. ZAB
    Albuquerque Area ARTCC (Albuquerque, NM)
17. ZAN
    Anchorage Area ARTTC (Anchorage, AK)
18. ZAU
    Chicago Area ARTTC (Aurora, IL)
19. ZBW
    Boston Area ARTCC (Nashua, NH)
20. ZDC
    Washington Area ARTTC (Leesburg, VA)

Last updated: September 10, 2020 — Total entries: 2,563