NASA Abbreviations and Acronyms

1. PRE-MOD
   Premodulation
2. PREAMP
   Preamplifier
3. PREFLT
   Preflight
4. PREL
   Preliminary
5. PRELIM
   Preliminary
6. PREMOD
   Premodulation
7. PRES
   Pressure
8. PRESS
   Pressure
9. PRESS
   Pressurant
10. PREVLV
    Prevalve
11. PRF
    Parachute Refurbishment Facility
12. PRG
    Purge
13. PRG
    Program and Resources Guidance
14. PRG
    Program Requirements Guidance
15. PRI
    Primary
16. PRI-PL
    Primary Payload
17. PRIM
    Primary
18. PRL
    Program Requirements Logic
19. PRL
    Pulse Rebalance Loop
20. PRL
    Page Revision Log

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