| Acronym | Meaning |
| TL | Team Leader -Teralitre - Timor-Leste (ISO 3166 Digram) -ThermoLuminescence |
| COLT | Combat Observation And Lasing Team (military) |
| NAICS | North American Industry Classification System |
| GLAC | General Ledger Accounting Code |
| KUR | Kurdish Language (ISO 639-2 Code) |
| NCIS | National Criminal Intelligence Service (British) - Naval Criminal Investigative Service (U.S. Navy) |
| QR | Quake Rally - Qualitative Reasoning - Queensland Rail - Queen's Rangers - Quick Release - Quiet Riot -Qatar Airways (IATA Airline Designator) |
| DRA | Defence Research Agency (UK |
| MC | Millicoulomb |
| DMD | Dentariae Medicinae Doctor (Latin |