NASA Abbreviations and Acronyms

1. HOSC
   Huntsville Operations Support Center
2. HOST
   Hardened Optical Sensor Test Bed
3. HOST
   Hst Orbital Systems Test
4. HOU
   Housing
5. HOUSEK
   Housekeeping
6. HOW
   Handover Word
7. HP
   Handling Procedure
8. HP
   Hewlettpackard
9. HP
   Heatpipe
10. HP
    High Power
11. HPAU
    High-Power Amplifier Unit
12. HPBRM
    high payload baseline reference mission
13. HPBW
    Half-Power Beam Width
14. HPC
    corrected pressure altitude
15. HPF
    Horizontal Processing Facility (o&c)
16. HPFT
    High-Pressure Fuel Turbopump
17. HPFTP
    High-Pressure Fuel Turbopump
18. HPG
    high-pressure gas
19. HPGS
    High-Pressure Gas System
20. HPHE
    Heat Pipe Heat Exchanger

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