| Acronym | Definition |
|---|
| TGA➣Therapeutic Goods Administration (Australian regulatory body) |
| TGA➣Targa (filename extension) |
| TGA➣Therapeutic Goods Act |
| TGA➣Thermogravimetric Analysis |
| TGA➣The Guardian Angels (gaming) |
| TGA➣Targa Graphic Adapter |
| TGA➣Targa File |
| TGA➣Therapeutic Goods Advertising (Australia) |
| TGA➣Transient Global Amnesia |
| TGA➣Travel Goods Association |
| TGA➣The Gaslight Anthem (band) |
| TGA➣Tohoku Geographical Association (est. 1947; Japan) |
| TGA➣Thermal Gas Analysis |
| TGA➣Air Togo (ICAO code) |
| TGA➣The Grand Arkanum (band) |
| TGA➣Tokyo General Agency (Japan) |
| TGA➣Texas Golf Association |
| TGA➣Trusted Global Advisor |
| TGA➣The Global Alliance |
| TGA➣Tournament Gifts of America (golf) |
| TGA➣The Green Album (Weezer) |
| TGA➣Tokyo Game Action (Winchendon, MA) |
| TGA➣The Gersh Agency |
| TGA➣Texas Glass Association |
| TGA➣Trace Gas Analysis |
| TGA➣Tennessee Governor's Academy (Knoxville, TN) |
| TGA➣Transposition of the Greater Arteries (medical) |
| TGA➣Targeted Growth Area (Los Angeles, CA) |
| TGA➣Trans Global Airlines |
| TGA➣Typographische Gesellschaft Austria (German: Typographic Company Austria) |
| TGA➣Triangle Gujarati Association (Raleigh, NC; also seen as NCTGA) |
| TGA➣Thantos Gaming Association |
| TGA➣The Glutamate Association (Washington, DC, USA) |
| TGA➣Third Go Around |
| TGA➣Texas Gelbvieh Association |
| TGA➣Thymine-Guanine-Adenine (stop codone) |
| TGA➣Traditional Gaussian Approximation |
| TGA➣The Grace Accord (band) |