NASA Abbreviations and Acronyms

1. WURST
   Wideband
2. WUSCI
   Western Union Space Communications
3. WW
   Water Waste
4. WW
   Wheel Well
5. WW
   Wire Wrap
6. WWMS
   Waste Water Management System
7. WX
   Weather
8. WY
   Wrist Yaw
9. WY PT
   Way Point
10. XAG
    Silver
11. XLA
    Translation
12. XOS
    Extended Operating System
13. XOVER
    Crossover
14. XRP
    X-Ray Positioner
15. XRPE
    X-Ray Positioner Electronics
16. XRS
    X-Ray Sensor
17. XRS
    X-Ray Spectrometer
18. XUV
    Extreme Ultraviolet
19. YD
    Year To Date
20. YFL
    Launch

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