TDEC
| Acronym | Definition |
|---|---|
| TDEC | Tennessee Department of Environment and Conservation |
| TDEC | The Drexel Engineering Curriculum |
| TDEC | Tennessee Department of Education |
| TDEC | Technology and Distance Education Committee (Adventist Education North American Division) |
| TDEC | Time Delay Engine Cool (automatic transfer switch setting) |
| TDEC | Tumor-Derived Endothelial Cell (oncology) |