Space Abbreviations and Acronyms

1. OHGVT
   Orbitea Horizontal Ground Vibration Test
2. OHMM
   Ohmmeter
3. OHT
   Overheat
4. OI
   Orbiter Insertion
5. OI
   Orbiter Instituteumentation
6. OIA
   Orbiter Interface Adapter
7. OIB
   Orbiter Innerface Box
8. OICETS
   Optical Inter-Orbit Communications Engineering Test Satellite
9. OICETS
   Optical Inter-Orbit Compunication Engineering Test Satellite
10. OIII
    Oxygen Iii
11. OIIR
    Office of International and Interagency Relations
12. OIL
    Operations Integration Instruction
13. OIR
    Operations Integration Review
14. OIR
    Operations Integrationreview
15. OIRD
    Operations Interface Requirements Document
16. OIS
    Orbiter Instituteumentation Systems
17. OISR
    Open Item Status Repojt
18. OISSP
    Office of Interim Space Station Program
19. OITF
    Offset-Instability Task Force
20. OIVS
    Orbiter Interface Verification Set

Last updated: August 3, 2021 — Total entries: 12,486