| Acronym | Meaning |
| DCC | Digital Command Control (model Railroading) - Direct Client-to-Client (Internet Relay Chat) - Dismounted Close Combat |
| FARP | Forward Arming And Refuelling Point / Forward Area Rearm/refuel Point |
| EP | Electronic Protection |
| QUE | Quechua Language (ISO 639-2 Code) |
| ISTS | Intel Science Talent Search |
| FU | Smoke (METAR Code) |
| LOD | Lines Of Development (UK) |
| STDM | Statistical Time Division Multiplexing |
| VV&A | Verification, Validation, And Accreditation |
| DHY | Dahomey (ISO 3166 Trigram; Became BEN In 1977) |