| Acronym | Definition |
|---|
| ETSD➣Energy and Transportation Science Division (Oak Ridge National Laboratory; Oak Ridge, TN) |
| ETSD➣Enterprise Technology Services Department (Miami-Dade County, FL) |
| ETSD➣Essex Town School District (Vermont) |
| ETSD➣Enterprise Technology Services Desk (Florida) |
| ETSD➣Environmental and Technical Services Division (US EPA) |
| ETSD➣Education and Training Support Directorate (US Army) |