| Acronym | Meaning |
| DART | Disaster Assistance Response Team - Dublin Area Rapid Transit |
| IED | Improvised Explosive Device |
| XBB | European Monetary Unit (E.M.U.; Bonds Market Unit) (ISO 4217 Currency Code) |
| WRAC | Women's Royal Army Corps (WWII UK) |
| GPPC | Genetics And Public Policy Center |
| YAP | Young Aspiring Professional |
| TMP | East Timor (ISO 3166 Trigram; Obsolete 2002) -Temporary |
| RDTE OR RDT&E | Research |
| CGS | Chief Of The General Staff |
| UPS | Uninterruptible Power Supply - United Parcel Service |