| Abbreviation | Definition |
|---|---|
| ECG | electrocardiogram (Great Britain) |
| ECGL | Ecological and Conservation Genomics Laboratory |
| ECGL | Engineering Computer Graphics Laboratory |
| ECHO | Echocardiography |
| ECL | Education Curriculum Laboratory |
| ECL | Energetic Cosmos Laboratory |
| ECLA | European Conference on Laboratory Astrophysics |
| ECMO | Extra Corporeal Membrane Oxygenation |
| ECMO | extracorporeal membrane oxygenation |
| ECP | Eosinophilic Cationic Protein |
| ECP | Extra-Cellular Polymer |
| ECPL | Environmental and Chemical Processes Laboratory |
| ECPL | Environmental Chemical Processes Laboratory |
| ECRL | Engine Components Research Laboratory |
| ECRL | Environmental Chemistry Research Laboratory |
| ECT | ECTopy |
| ED | Extracellular Domain |
| EDAS | Electrophoresis Documentation and Analysis System |
| EDC | Endocrine Disrupting Chemical |
| EDKM | Every Disease Known to Man |