| Acronym | Definition |
|---|
| BTGA➣Bumiputra Tourist Guide Association (Malaysia) |
| BTGA➣British Tomato Growers' Association |
| BTGA➣Binary Tree-Genetic Algorithm |
| BTGA➣Best Technology Generally Available |
| BTGA➣Buffalo Trace Goat Association (est. 2006; Kentucky) |
| BTGA➣Barona Tribal Gaming Authority |