| Acronym | Meaning |
| LAT | Latin Language (ISO 639-2 Code) |
| CORG | (U.S.) Combat Operations Research Group |
| BAT | Basic Aid Training |
| IML | International Mister Leather |
| LA | Latin Language (ISO 639-1 Code) |
| NIIN | National Item Identification Number |
| CME | Coronal Mass Ejection (usually Sun) |
| TANJ | There Ain't No Justice (used As Expletive In The Ringworld Novels) |
| MKD | Macedonian Language (ISO 639-2 Code) |
| BDFL | Benevolent Dictator For Life |