GTG
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| GTG | Gaussian-type Geminal | - | Computer Acronyms(common) |
| GTG | Go To Ground - Fall Out Of Bed Or Chair | - | NASA |
| GTG | Got To Go | - | Sms Text Smileys and Emoticons |
| GTG | Got To Go | - | ISO Country Codes |
| GTG | Got To Go (Internet Chat) | - | Astronomy |
| GTG | GARP Task Group | - | Business and Finance |