| Acronym | Meaning |
| ACL | Access Control List - Anterior Cruciate Ligament |
| TATP | TriAcetone TriPeroxide |
| TEL | Telugu Language (ISO 639-2 Code) |
| ZV | Zeptovolt |
| TC | Teracoulomb - Turks And Caicos (ISO 3166 Digram) - United Arab Emirates (FIPS 10-4 Country Code; From Trucial Coast States) |
| BLT | Bacon Lettuce Tomato (sandwich) |
| ISM | Industrial |
| CSL | U.K. Central Science Laboratory |
| SALT | Southern African Large Telescope - Strategic Arms Limitation Talks |
| TGO | Togo (ISO 3166 Trigram) |