| Acronym | Meaning |
| GLE | Irish Language (ISO 639-2 Code) |
| DB | Dubnium |
| CJ | Cayman Islands (FIPS 10-4 Country Code) -Criminal Justice |
| EL | Greek Language (ISO 639-1 Code) |
| IAD | Ion Assisted Deposition |
| TR | Turkish Language (ISO 639-1 Code) |
| SEATO | Southeast Asian Treaty Organization |
| NASP | National Aerospace Plane |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |
| R3P | Rearm |