NASA Abbreviations and Acronyms

1. RR
   Respiration Rate
2. RR
   Rendezvousradar
3. RR
   Requirements Review
4. RRGU
   Redundant Rate Gyro Unit
5. RRI
   Rendezvous Radar Indicator
6. RRL
   Rudder Reference Line
7. RRP
   Rudder Reference Plane
8. RRT
   Rendezvous Radar Transponder
9. RRT
   Rendezvous Radar Transducer
10. RS
    Redundancy Status
11. RS
    Relay Satellite
12. RS
    Remote Station
13. RS
    Symbol Rate
14. RS
    Rawinsonde
15. RS
    Redundant Set
16. RS
    Redundant Set (computers)
17. RS
    Refurbishment Spare
18. RS
    Reed-solomon Error Correction Encoding
19. RS&H
    Reynolds
20. RS&S
    Receiving

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