| Acronym | Definition |
|---|
| SMGT➣Sperm-Mediated Gene Transfer (biology) |
| SMGT➣Super Marine Gas Turbine (Japanese project) |
| SMGT➣Supplemental Meritorious Good Time (prisons; Illinois) |
| SMGT➣Servicing Mission Ground Test (NASA) |
| SMGT➣So Many Good Times (Internet slang) |