| Acronym | Meaning |
| LOD | Lines Of Development (UK) |
| USR | Universal System Resources (/usr |
| DDD | Data Display Debugger - Digital Digital Digital (CD Mastering) |
| PPM | Parts Per Million |
| NODEF | NATO Oceanographic Data Exchange Format |
| EEC | European Economic Community (predecessor Of The EU) |
| GISS | General Impression Of Size And Shape - Goddard Institute For Space Studies |
| AE | Avestan Language (ISO 639-1 Code) |
| TCWMS | Tele-Center Workforce Management System |
| NAAWS | NATO Anti-Air Warfare System |