TSNA
| Acronym | Definition |
|---|---|
| TSNA | Tobacco Specific Nitrosamine |
| TSNA | Tennessee School Nutrition Association |
| TSNA | Tan Son Nhut Association (Penryn, PA) |
| TSNA | The Saturday Nite Agenda (album) |
| TSNA | Turkmen State News Agency |
| TSNA | Total Sympathetic Nerve Activity |