| Acronym | Meaning |
| IMPAC | International Merchant Purchase Authorization Card |
| NLB | Non-Linear Battlefield |
| TWD | Taiwan Dollar (ISO 4217 Currency Code) |
| VIVO | Video In Video Out |
| UCR | University Of Costa Rica |
| OMR | Omani Rial (ISO 4217 Currency Code) |
| USD(AT&L) | (U.S.) Under-Secretary Of Defense For Acquisition |
| ATAS | Air-To-Air Stinger (missile) |
| LEP | Large Electron-Positron Collider |
| MIRV | Multiple Independent Reentry Vehicle |