| Acronym | Meaning |
 | AFATDS | Advanced Field Artillery Tactical Data System |
| RUSI | Royal United Services Institute For Defence Studies |
| EA | Electronic Attack - Engagement Area - Electronic Arts - Environmental Assessment -Exaampere |
| ASEAN | Association Of South East Asian Nations |
| ORR | Oak Ridge Reservation (U.S. DOE) - Office Of Rail Regulation (UK Government) - Office Of Refugee Resettlement - (CIA) Office Of Research And Reports - Operational Readiness Rate - Operational Readiness Review |
| AOR | Area Of Responsibility |
| NMCI | Navy Marine Corps Intranet |
| MRAV | Multi-Role Armoured Vehicle |
| PUS | United States Miscellaneous Pacific Islands (ISO 3166 Trigram; Obsolete 1986) |
| TES | Tactical Event System |
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