| Abbreviation | Definition |
|---|---|
| ECCI | Executive Committee of the Communist International |
| ECDC | Erie County Democratic Committee |
| ECDW | Erie County Democratic Women |
| ECE | Eastern and Central Europe |
| ECI | Emergency Committee for Israel |
| ECLD | European Convention on Liberal Democracy |
| ECPF | European Christian Political Foundation |
| ECPM | European Christian Political Movement |
| ECPR | European Consortium for Political Research |
| ED | Electile Disfunction |
| EDF | Environmental Defense Fund |
| EDI | Equity, Diversity, and Inclusion |
| EDIC | European Democratic Intercultural Citizenship |
| EDN | Exchange of Domestic Notes |
| EDO | Eastside Democratic Organization |
| EDOS | Electronic Dissemination of Opinion System |
| EDPF | Edo Development Political Forum |
| EDS | European Democrat Students |
| EEA | Energy And Environmental Analysis |
| EEP | Environment economics and politics |