EOST
| Acronym | Definition |
|---|---|
| EOST | Ecole et Observatoire des Sciences de la Terre (French) |
| EOST | End of Season Trip (various organizations) |
| EOST | Ecstasy of Saint Theresa (band) |
| EOST | End of Season Tournament (sports) |
| EOST | Electronic Octamer Sequencing Technology |