| Acronym | Meaning |
| TACAN | Tactical Air Navigation |
| CSAR | Combat Search And Rescue (seessar) |
| POE | Perl Object Environment -Port Of Embarkation |
| VOIP | Voice Over Internet Protocol |
| SMU | Southern Methodist University |
| DHY | Dahomey (ISO 3166 Trigram; Became BEN In 1977) |
| ISR | Intelligence |
| PAK | Pakistan (ISO 3166 Trigram) |
| PPA | Parahippocampal Place Area - PolyPhthalAmide |
| D | Deci |