| Acronym | Definition |
|---|
| GTL➣Gym, Tanning, Laundry |
| GTL➣Genomes to Life (US Department of Energy Office of Science) |
| GTL➣GLOCK Tactical Light (Smyrna, GA) |
| GTL➣Gas to Liquids |
| GTL➣Grand Tourisme Legere |
| GTL➣Grand Tourisme Luxe |
| GTL➣Gunning Transceiver Logic |
| GTL➣Georgia Tech Lorraine (Georgia Institute of Technology; Metz, France) |
| GTL➣Gunning Transceiver Logic (specialized local bus) |
| GTL➣Group Term Life (payroll taxable benefit) |
| GTL➣Genetic Testing Laboratories (various locations) |
| GTL➣Going through Life |
| GTL➣Gas-To-Liquid technology (natural gas, synthesis gas) |
| GTL➣Gem Trade Laboratory (Gemological Institute of America) |
| GTL➣Green Tea Lemonade (drink) |
| GTL➣Germanium, Tin and Lead (conference series) |
| GTL➣Gilway Technical Lamp |
| GTL➣Genetic Technologies Limited (Australia) |
| GTL➣Government Task Leader |
| GTL➣Global Tele-Systems Ltd (India) |
| GTL➣Gunning Transistor Logic (JEDEC standard JESD8-3) |
| GTL➣Gun-Target Line |
| GTL➣Ground Team Leader |
| GTL➣Generalized Transmission Line (equations) |
| GTL➣Glass Training Ltd (UK industry training body) |
| GTL➣Gone to Lunch |
| GTL➣Game Theory and the Law |
| GTL➣Geomagnetic Tail Laboratory |
| GTL➣Greetings Telex Letter |
| GTL➣Gaseous Tritium Light |
| GTL➣Gross Trailing Load |