| Acronym | Meaning |
| BTP | British Transport Police |
| GPT | GEC-Plessey Telecommunications - General Purpose Technology - Get Paid To Website |
| RHWR | Radar Homing And Warning Receiver (raw For Short) |
| RDECOM | (U.S.) Research |
| DHS | U.S. Department Of Homeland Security |
| LEMOSS | Long-Endurance MObile Submarine Simulator |
| AAS | Advanced Automation System - American Astronomical Society (double-A-S) |
| VOC | Vereenigde Oostindische Compagnie (Dutch East India Company) - Volatile Organic Compounds |
| TERS | Tactical Event Reporting System |
| NSS | (U.S.) Naval Simulation System |