| Acronym | Meaning |
| TB | Terbium |
| KW | Cornish Language (ISO 639-1 Code) |
| TACAMO | Take Charge And Move Out (U.S. Military) |
| CANDU | CANada Deuterium Uranium (nuclear Reactor Design) |
| JNLP | Java Network Launch Protocol |
| TCA | Transformational Communications Architecture -Turks And Caicos (ISO 3166 Trigram) |
| CERGA | Centre De Recherches En G?odynamique Et Astrom?trie (French |
| LQ | Palmyra Atoll (FIPS 10-4 Territory Code) |
| UV | Burkina Faso (FIPS 10-4 Country Code; From Upper Volta) -ultraviolet |
| EIC | East India Company |