FSTI
| Acronym | Definition |
|---|---|
| FSTI | Fonds de Solidarité Thérapeutique International (French: International Therapeutic Solidarity Fund) |
| FSTI | Food Safety and Traceability Initiative (Canada) |
| FSTI | France Sous Traitance Industrielle (French: France Industrial Subcontracting) |
| FSTI | Fire Services Training Institute (est. 2006; California) |
| FSTI | Fetal Systolic Time Intervals |