| Acronym | Meaning |
| TUC | Trades Union Congress |
| IER | Information Exchange Requirement |
| AK | Alaska (postal Symbol) |
| GDC | Game Developers Conference |
| SLAN | Sine Loco |
| LI | Limburgish Language (ISO 639-1 Code) |
| CIAO | Critical Infrastructure Assurance Office - Component-Integrated ACE ORB |
| GMPCS | Global Mobile Personal Communications By Satellite |
| DTO | Disruptive Technology Office (was ARDA) |
| NGATS | New Generation Army Targetry System |