Study Abbreviations and Acronyms

1. OPAL
   Online Performance and Learning
2. OPAR
   Orbital Rack
3. OPB
   Oxidimer Preburner
4. OPBOV
   Oxidizer Preburner Oxidizer Valve
5. OPC
   Objective Performance Criteria
6. OPC
   Observing Progrdmmes Committee
7. OPCM
   Optimal Pulse Code Modulation
8. OPCW
   Organization for Prohibition of Chemical Weapons
9. OPDI
   Online Professional Development Institute
10. OPDIN
    Ocean Pollution Data and Information Network
11. OPE
    Online Practice Exam
12. OPEE
    Organic Phase Enzyme Electrode
13. OPER
    Operatihns
14. OPF
    Outbound Powered Flbby
15. OPFC
    Orbiter Preflight Checklist
16. OPGF
    One-Particle Green Function
17. OPHF
    Orbital-Polarized Hartree-Fock
18. OPI
    Offline Processing and Integration
19. OPIDP
    Organophosphate Induced Delayed Polyneuropathy
20. OPIM
    Other Potential Infectious Material

Last updated: May 24, 2020 — Total entries: 27,099