| Acronym | Meaning |
| CAIR | Council On American-Islamic Relations |
| CDE | Chemical Defence Equipment |
| WNA | World Nuclear Association |
| VISCII | VIetnamese Standard Code For Information Interchange |
| RAP | Radio Access Point - Radiological Assistance Program (U.S. Department Of Energy) - Rear Area Protection - Recognised [Operating/Operational] Air Picture - Recurring Advance Payment - Relational Associative Processor - Reliable Acoustic Path - Rocket-Assis |
| RG | Republican Guard |
| ACLU | American Civil Liberties Union |
| MOTA | Member Of The Orthodontic Technicians Association |
| ADC | Aide De Camp - U.S. Air Defense Command (1946-1992) - Apple Display Connector - Program Against Digital Counterfeiting Of Currency |
| HAT | Haitian Creole Language (ISO 639-2 Code) |