| Abbreviation | Definition |
|---|---|
| ECAC | Eastern College Athletic Competition |
| ECAC | Eastern College Athletic Conference |
| ECAMS | European College of Aesthetic Medicine Surgery |
| ECAP | Early College Access Program |
| ECAP | Early College Access Programs |
| ECAP | Engineering College Automation Package |
| ECAT | Engineering College Aptitude Test |
| ECBC | Exeter College Boat Club |
| ECBM | European College of BaroMedicine |
| ECBM | European College of Business and Management |
| ECC | East Central College |
| ECC | Edgecombe Community College |
| ECC | El Camino College |
| ECC | Elgin Community College |
| ECC | Ellsworth Community College |
| ECC | Erie Community College |
| ECC | Essex County College |
| ECCA | Early College and Career Academy |
| ECCC | East Central Community College |
| ECCD | Eastern College Career Day |