| Abbreviation | Definition |
|---|---|
| ECs | Eligible clinicians |
| ECS | Ethics Compliance Standard |
| ECS | Executed Contract System |
| ECSA | EConomics and Statistics Administration |
| eCTD | Expert Working Group |
| ECWCFS | Electrostatic Cloth and Wet Cloth Field Study |
| ED | Department of Education |
| EDA | Economic Development Administration |
| EDCA | Enhanced Defense Cooperation Agreement |
| EDD | Estimated Due Date |
| EDD | Expected Date of Delivery |
| EDGAR | Electronic Data Gathering, Analysis, and Retrieval |
| EDGE | Employees Driving Government Excellence |
| EDI | electronic data exchange (sic) |
| EDIG | Energy Department Inspector General |
| EDIS | Electronic Document Information System |
| EDIS | Emergency Department Information System |
| eDMF | Electronic Drug Master File |
| EDP | Economic Diversification Program |
| EDR | Early Dispute Resolution |