| Acronym | Definition |
|---|
| ECTC | Electronic Components and Technology Conference |
| ECTC | Elizabethtown Community and Technical College (Elizabethtown, KY) |
| ECTC | Early Career Technical Conference |
| ECTC | Eastern Collegiate Taekwondo Conference (est. 1983) |
| ECTC | Erosion Control Technology Council |
| ECTC | East Coast Touring Company (Easton, PA) |
| ECTC | Earth Commission for Thermostatic Control (from environmentalist book The Weather Makers) |
| ECTC | Emerald City Theatre Company (Chicago, IL) |
| ECTC | European Carpet Trading Company (Belgium) |
| ECTC | Expected Cost to Company |