Army & Military Abbreviations and Acronyms

1. OPC
   Operational Control
2. OPCON
   Operational Control
3. OPDW
   Objective Personal Defense Weapon
4. OPNAV
   Chief of Naval Operations
5. OPO
   Operations Order
6. OPORD
   Operations Order
7. OPORDER
   Operations Order
8. OPORDER/OPORD
   Operations Order
9. OPSEC
   Operational Security
10. OPV
    Observation Post Vehicle
11. ORBI
    Baghdad International Airport
12. OSI/CS
    Communications Subsystem
13. OSS
    Operational Support Squadron
14. OSW
    Objective Sniper Weapon
15. OT
    Operational Test
16. OTA
    Overflight Top Attack
17. OTEA
    United States Army Operational Test and Evaluation Agency
18. PABD
    Pay Entry Base Date
19. PC
    Personal computer (host)
20. PCB
    Printed Circuit Board

Last updated: May 24, 2020 — Total entries: 5,570