| Acronym | Meaning |
| USR | Universal System Resources (/usr |
| ECM | Electronic Counter-Measures - Enterprise Content Management |
| GJ | Gigajoule - Grenada (FIPS 10-4 Country Code) |
| PLIF | Planar Laser-Induced Fluorescence |
| SOW | Statement Of Work |
| MACHO | MAssive Compact Halo Object |
| LTD | Limited |
| BIP | Battlefield Interoperability Programme (ancestor Of MIP) - Boys Into Party (musical Group) |
| UAV | Unmanned Aerial Vehicle - Unprotected Anal And Vaginal Sex |
| LIGO | Laser Interferometer Gravitational Wave Observatory |