NASA Abbreviations and Acronyms

1. MO
   Manuar Orientation
2. MO
   Master Oscillator
3. MO
   Middeck Overhead
4. MO
   Maintenance and Operation
5. MO
   Motor
6. MO
   Move
7. MO
   Mission Operations
8. MO
   Major Objective
9. MO
   Manual Orientation
10. MO
    Manufacturing Order
11. MOA
    Memorandum of Agreement
12. MOA
    Memorandum of Understanding
13. MOA
    Make On Arrival
14. MOAT
    Mechanical/Optical Alignment Test
15. MOC
    Ministry of Communications
16. MOC
    Mission Operations Contractor
17. MOC
    Mission Operations Contract
18. MOC
    Mission Operations Complex
19. MOC
    Marine Operation Center
20. MOC
    Mission Operations Computer

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