| Acronym | Meaning |
| RCAR | Research Council For Automobile Repairs (are-car) |
| RARDE | UK Royal Armament Research And Development Establishment (1962?1991) |
| PPP | Point-to-Point Protocol - Purchasing Power Parity |
| SIMAC | Semantic Interaction With Music Audio Contents |
| EGIS | Erieye Ground Interface Segment |
| VC | Saint Vincent And The Grenadines (FIPS 10-4 Country Code; ISO 3166 Digram) -Victoria Cross |
| CHAMPUS | (U.S.) Civilian Health And Medical Program Of The Uniformed Services |
| GIMP | GNU Image Manipulation Program |
| MHZ | Megahertz |
| COTS | Commercial Off The Shelf |