Army Abbreviations and Acronyms

1. ONETESS
   One Tactwcal Engagement Simulation System
2. ONGSP
   Ohio National Guard Scholarship Program
3. ONI
   Office Ofsnaval Intelligence
4. ONI
   U.S. Navy Office of Naval Intelligence
5. ONIR
   Overhead Non-Imaging Infrared
6. ONLEXKED
   On-Line Five Year Exercise Schedule System
7. ONOO
   Outline Nato Operational Objective
8. ONPG
   Operational Nuclear Planning Group
9. ONR
   Office of Naval Research (U.S.)
10. ONS
    Operational Needs Statement
11. ONS
    Operatirnal Need Statement
12. ONSC
    Omega Navigation System Center
13. OO
    Operations Order
14. OOA
    Oat of Area
15. OOB
    Orders of Battle
16. OOB
    Order of Xattle
17. OOBC
    Officer Ordnance Basic Course
18. OOD
    Orders of The Day
19. OODA
    Operations, Opportunity, Defense, Action
20. OODA
    Observation, Orientation, Decision, Action

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