Astronomy Abbreviations and Acronyms

1. OARE
   Orbital Acceleration Research Experiment
2. OAS
   Owservatoire Astronomique De Strasbourg
3. OASH
   Office of The Assistant Secretary for Health
4. OASI
   Orwell Astronomical Society Ipswich
5. OASI
   Orwell Astronomical Society (Ipswich)
6. OASIS
   Reference Model for An Open Archival Information System
7. OAST-FLYER
   Office of Aeronautics and Space Technology Flyer
8. OBAFGKM
   Oh, Be A Fine Girl, Kiss Me
9. OBC
   Onboard Computer
10. OBD
    Orbiting Brown Dwarf
11. OBP
    Onboard Processor
12. OBS
    Orbiting Brown-Dwarf Star
13. OC
    Quality Control
14. OC
    Open Cluster
15. OCA
    Orange County Astronomers
16. OCB
    Operational Configuration Baseline
17. OCC
    Operations Control Center
18. OCD
    Operation Concept Document
19. OCGF
    Organic Crystal Growth Facility
20. OCO
    Oort Cloud Object

Last updated: August 3, 2021 — Total entries: 5,937