| Acronym | Meaning |
| PRN | Pro Re Nata (Latin |
| GLAST | Gamma-ray Large Area Space Telescope |
| AB | Able Seaman (rank) |
| IDF | Israel Defence Forces - Intel Development Forum - International Dairy Federation |
| LNER | London And North Eastern Railway |
| MODSAF | Modular Semi-Automated Forces (military Simulation) |
| NVEOL | Night Vision And Electro-Optics Laboratory |
| CBASSE | Commission On Behavioral And Social Sciences And Education (sea Bass) |
| CRE | Cree Language (ISO 639-2 Code) |
| RFID | Radio Frequency IDentification |