| Acronym | Meaning |
| CDS | Chief Of The Defence Staff |
| ICV | Infantry Carrier Vehicle |
| ZT | Zeptotesla |
| SCUFN | Sub-Committee On Undersea Feature Names (of GEBCO) |
| RADAR | RAdio Detection And Ranging |
| TIA | Total Information Awareness Initiative |
| PIRA | Provisional Irish Republican Army |
| HAWK | Homing All The Way Killer (air Defence System) |
| BRS | Battlefield Reasoning System |
| SCM | Surface Contamination Module |