| Acronym | Meaning |
| DCA | Defensive Counter Air ?DiChloroAcetate -Ronald Reagan Washington National Airport (IATA Code) |
| PHL | Philippines (ISO 3166 Trigram) |
| DE | Delaware (postal Symbol) - Germany (ISO 3166 Digram) |
| GOA | General Of The Army (United States Only) -Gun Owners Of America |
| PC | Petacoulomb - U.S. Pacific Islands Trust Territory (ISO 3166 Digram; Obsolete 1986) -Personal Computer - Player Character (roleplaying) - Politically Correct / Political Correctness - Post Cibum (Latin |
| M | Metre - Milli |
| CGIG | Cross-Government Implementation Group |
| PO | Dust Devil (METAR Code) -per Os (Latin |
| BAFTA | British Academy Of Film And Television Arts |
| SWG | Surface Warfare Group - Symbology Working Group |