| Acronym | Meaning |
| GPR | Ground-Penetrating Radar |
| IKEA | Ingvar Kamprad (the Company's Founder) |
| SDC | Shaft Driven Compressor - U.S. Army Strategic Defense Command (1985?1992) |
| COCOM | Combatant Command (military) |
| C2D OR C?D | Intel Core 2 Duo - CERDEC Command And Control Directorate |
| 3D | Three |
| LOTIS | Livermore Optical Transient Imaging System |
| UPC | Universal Product Code |
| EJ | Exajoule |
| GREP | [search] Globally For Regular Expression |