STER
| Acronym | Definition |
|---|---|
| STER | St. Thomas and Eastern Railway |
| STER | Solar-Terrestrial Environment Research (Japan) |
| STER | Stichting Ether Reclame |
| STER | Southern Tier Enduro Riders (Elmira, NY) |
| STER | Small Turbine Engine Research |
| STER | Samen Technologie Ervaren (Dutch: Experienced Technology Together) |