| Acronym | Meaning |
 | DTG | Date-Time Group |
| ELT | Emergency Locator Transmitter |
| MGS | Mobile Gun System |
| NATO | National Association Of Theatre Owners - North Atlantic Treaty Organisation |
| CF | Californium |
| PK | Pakistan (ISO 3166 And FIPS 10-4 Country Code Digram) - Petakelvin -Player Kill[er] - Probability Of Kill -PolyKetone -Pulemet Kalashnikova (Russian ?? ??????? ??????????? |
| WU | Wabash University - Washington University In St. Louis - Western Union - Windows Update - Work Unit - WU Wien (German Wirtschaftsuniversit?t Wien |
| SKC | Clear Sky (METAR Code) |
| RFA | Restrictive Fire Area (military) - Royal Field Artillery |
| CDMA | Code Division Multiple Access |
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