| Acronym | Meaning |
| NOR | Norwegian Language (ISO 639-2 Code) |
| PU | Plutonium |
| LT | Lesotho (FIPS 10-4 Country Code) - Lithuania (ISO 3166 Digram) |
| TBM | Tactical Ballistic Missile - Theatre Ballistic Missile |
| VLSI | Very-large-scale Integration |
| OHC | OverHead-Cam Engine |
| KIN | Kinyarwanda Language (ISO 639-2 Code) |
| BNF | Backus-Naur Form (computing) |
| GRD | Grenada (ISO 3166 Trigram) |
| YID | Yiddish Language (ISO 639-2 Code) |