| Acronym | Meaning |
 | BYS | Byelorussian Soviet Socialist Republic (ISO 3166 Trigram; Obsolete Since 1992) |
| CX | Christmas Island (ISO 3166 Digram) - One Hundred And Ten (in Roman Numerals) |
| OJ | Orange Juice - O.J. Simpson |
| FS | Femtosecond |
| E&OE | Errors And Omissions Excepted |
| CUB | Cuba (ISO 3166 Trigram) |
| HAI | Human Awareness Institute |
| ETLA | Extended TLA |
| IWW | Industrial Workers Of The World |
| HOSTAC | Helicopter Operations From Ships Other Than Aircraft Carriers |
Browse by Letter:
