NASA Abbreviations and Acronyms

1. REF
   Refurbish
2. REFL
   Reflect
3. REFR
   Refrigerate
4. REFRIG
   Refrigerate
5. REFURB
   Refurbish
6. REGEN
   Regenerate
7. REI
   Range From Entry Interface (400 K)
8. REINIT
   Reinitialize
9. RELIAB
   Reliability
10. REM
    Remote Control
11. REM
    Release Engine Mechanism
12. REM
    Release Engine Module
13. REM
    Release Escape Mechanism
14. REM
    Remote
15. REM
    Roentgen Equivalent In Man
16. REM
    Release-engage Mechanism
17. REM
    Refocussing Mechanism
18. REMOCO
    Remote Control
19. REN
    Rad Rendezvous Radar
20. REND
    Rendezvous

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