NASA Abbreviations and Acronyms

1. TO
   Takeoff
2. TO
   Technical Officer
3. TO
   Operations Management
4. TO
   Operations Management (ksc Directorate)
5. TO
   Operations Management (ts)
6. TOC
   Test Operations Change
7. TOC
   Test Operations Center
8. TOCC
   Tdrs Operations Control Center
9. TOF
   Time of Flight
10. TOF
    Test Operations Facility
11. TOG
    Toggle
12. TOGA
    Tropical Ocean Global Atmosphere
13. TOM
    Total Outgassing Measurement
14. TOO
    Test Operations Order
15. TOO
    Threshold of Odor
16. TOP
    Technical Operating Procedure
17. TOPS
    Transistorized Operational Phone System
18. TOR
    terms of reference (ICAO/FAA)
19. TOS
    Test Operating System
20. TOTS
    Transportable Orbital Tracking System

Last updated: May 6, 2025 — Total entries: 14,020