| Acronym | Meaning |
 | DARO | (U.S.) Defense Airborne Reconnaissance Office |
| PPS | Post Postscriptum - Precise/Precision Positioning Service (GPS) - PolyPhenylene Sulfide |
| PUG | PET Users Group |
| SSW | Swati Language (ISO 639-2 Code) |
| USDA | United States Department Of Agriculture |
| RU | Russia (ISO 3166 Digram) |
| BRM | Boyevaya Razvedyvatelnaya Mashina (Russian ?????? ???????????????? ?????? |
| PCC | NATO Partnership Coordination Cell - Posterior Cingulate Cortex - Pre-Command Course - Presidents Conference Committee |
| AIRS | Aerometric Information Retrieval System (obsolete; Replaced With AFS) |
| TLAM | Tomahawk Land Attack Missile |
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