Federal Aviation Administration Abbreviations and Acronyms

1. OCXO
   Oversized Controlled Crystal Oscillator
2. OD
   Orbit Determination Processing Algorithms
3. ODAPS
   Oceanic Display and Planning System
4. ODC
   Other Direct Charges
5. ODC
   Orbit Determination Control
6. ODCS
   Other Direct Charges
7. ODE
   Orbit Determination Data Editing
8. ODF
   Oceanic Development Facility
9. ODG
   Orbit Determination Geometry
10. ODR
    Office of Disputes Resolution
11. OEI
    O & M External Interface
12. OEM
    Original Equipment Manufacturer
13. OEP
    Operational Evolution Plan
14. OFM
    Original Equipment Manufacturer
15. OIS
    Orbital Insertion Subsystem
16. OIS
    Obstruction Identification Surface
17. OJT
    On-The-Job Training
18. OLDI
    On-Line Data Interchange
19. OM
    Operations and Maintenance
20. OMB
    Office of Management and Budget

Last updated: September 10, 2020 — Total entries: 2,563