Navy Abbreviations and Acronyms

1. OCS
   Officer Candidate School
2. OD
   Ordnance
3. OFSI
   Operational Flying School Instruction
4. OIC
   Officer In Charge
5. OINC
   Officer In Charge
6. OM
   On The Move
7. OOD
   Officer of The Deck
8. OPC
   Operational Control
9. OPCON
   Operational Control
10. OPNAV
    Naval Overations
11. OPNAV
    Office of Chief of Naval Operations
12. OPNAVINST
    Office of The Chief of Naval Operations Instruction
13. OPNAVINST
    Office of The Chief of Naval Operations Instituteuction
14. OPS
    Operations Officer
15. OPS-O
    Operations Officer
16. OPS-O
    Opexations Officer
17. OPSO
    Operations Officer
18. OQE
    Objective Quality Evidence
19. ORD
    Ordnance
20. ORDN
    Ordnance

Last updated: May 24, 2020 — Total entries: 827