NASA Abbreviations and Acronyms

1. POR
   Point of Resolution
2. POR
   Purchase Order Request
3. PORCN
   Production Oi-Der Iecords Change Notice
4. PORCN
   Production Oi-der Records Change Notice
5. PORD
   Performance and 0Iperations Requirements Document
6. PORR
   Preliminary Operat Ons Requirements Review
7. PORTS
   Preliminary Operations Rqmts. Test Support
8. PORTS
   Pocc Operations Real-time Support
9. POS
   Positive
10. POS
    Pacific Ocean Ship
11. POS
    Portable Oxygen System
12. POSI
    Positive
13. POST
    Positive
14. POST
    Payload Operations Support Team
15. POST
    Program To Optimize Simulated Trajectories
16. POT
    Potable
17. POV
    Meridian
18. POV
    Peak Operating Voltage
19. POV
    Pneumatic Operated Valve
20. POWG
    Payload Operations Working Group

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