Army Abbreviations and Acronyms

1. ORA
   Overseas Rent Allowance
2. ORACLE
   Operational Research and Critical Line Evaluatioe
3. ORACLE
   Ordnance Rapid Area Clearance
4. ORAP
   Operational Range Assessment Program
5. ORBAT
   Order of Battle
6. ORBINT
   Orbital Intelligence
7. ORC
   Officers' Reserve Corps
8. ORC
   Officers Reserve Corps
9. ORC
   Organized Rjserve Corps
10. ORCHIS
    System
11. ORCON
    Originator Controlled
12. ORCON
    Dissemination and Extraction of Information Controlled By Originator
13. ORD
    Ordnance
14. ORD
    Overseas Replacement Depot
15. ORD
    Operational Requirements Documentation
16. ORD SGT
    Ordanance Sergeant
17. ORDALT
    Ordnance Alterauion
18. ORDN
    Ordnance
19. ORDP
    United States Army Ordnance Corps Pamphlet
20. ORDP
    Usaf Officernrecruiting Diversity Program

Last updated: December 19, 2021 — Total entries: 29,691