| Acronym | Meaning |
| ARDA | Advanced Research And Development Activity (became DTO 2006) |
| TMPG | Transparent Multi-Platform Gateway |
| AHPCRC | Army High Performance Computing Research Center |
| AV | Attovolt |
| M&S | Modelling & Simulation - Marks & Spencer |
| FEDEP | Federation Development Process (Simulation) |
| AVTB | Armoured Vehicle Test Bed -Aviation Test Bed |
| USD(A&T) | (U.S.) Under-Secretary Of Defense (Acquisition And Technology) |
| NARDIC | U.S. Navy Acquisition Research And Development Information Center |
| IAI | International African Institute - Israel Aircraft Industries |