| Acronym | Definition |
|---|
| ESST | Encéphalopathies Spongiformes Subaiguës Transmissibles (French: Transmissible Subacute Spongiform Encephalopathies) |
| ESST | Etsy Supply Street Team (online craft marketplace) |
| ESST | Étoile Sportive de Saint Thégonnec (French sports team) |
| ESST | European Inter-University Association on Society, Science and Technology |
| ESST | European Society, Science and Technology (academic program) |
| ESST | European Society of Sleep Technologists |
| ESST | Environmental Simulation for Sensitivity Training |
| ESST | East Stroudsburg State Teachers College (now East Stroudsburg University; Pennsylvania) |