| Acronym | Definition |
|---|
| OSET➣Offset |
| OSET➣Office of Statewide Emergency Telecommunications (Connecticut) |
| OSET➣Organisation of Societies for Electrophysiological Technology (various locations) |
| OSET➣On-Site Effluent Treatment (wastewater treatment) |
| OSET➣Ohio State Equestrian Team (Columbus, OH) |
| OSET➣Office of Science, Engineering and Technology (Nevada) |