| Acronym | Meaning |
| ASCE | American Society Of Civil Engineers |
| IAEA | International Atomic Energy Agency |
| FAN | File Array Notation |
| ERS-II | European Research Satellite |
| AFP | Apple File Protocol |
| FICS | Facility Information And Control System |
| MMAC | Multi-Media Access Center |
| RUCS | Rapid Update Cycle Surface |
| PRF | Pulse Repetition Frequency |
| ICAO | International Civil Aviation Organization |