| Acronym | Meaning |
| IAUC | International Astronomical Union Circular |
| IW | Information Warfare |
| APR | Annual Percentage Rate |
| ISO | In Search Of -International Organization For Standardization (from The Greek ?†?? |
| RDV | Remote Detection Vehicle |
| LIVE | Liquid Inertial Vibration Eliminator |
| RV | Reconnaissance Vehicle - Recreational Vehicle - Re-entry Vehicle |
| PASGT | Personnel Armor System |
| CDIPAF | Certified Diploma In Accounting And Finance |
| DBS | Direct Broadcast Services (television) |