| Acronym | Meaning |
| IHS | Institut Des Hautes ?tudes Scientifiques (French |
| BRN | Brunei (ISO 3166 Trigram) |
| OC | Occitan Language (ISO 639-1 Code) |
| HHD | Humanitatum Doctor (Latin |
| IPCC | Intergovernmental Panel On Climate Change |
| BCPL | Basic Combined Programming Language (progenitor Of C) |
| CANDU | CANada Deuterium Uranium (nuclear Reactor Design) |
| JSF | Joint Strike Fighter |
| J3 | Joint Operations Directorate |
| GZ | Gaza Strip (FIPS 10-4 Territory Code) -Ground Zero |