| Acronym | Definition |
|---|
| TSIA➣Taiwan Semiconductor Industry Association |
| TSIA➣Technology Services Industry Association |
| TSIA➣Triple Sugar Iron Agar |
| TSIA➣Title Says It All |
| TSIA➣Teleservices Industry Association |
| TSIA➣Ted Stevens International Airport (Anchorage, Alaska) |
| TSIA➣Transport Safety Investigation Act 2003 (Australia) |