| Abbreviation | Definition |
|---|---|
| EPDP | Expedited Policy Development Process |
| EPPED | Environmental Public Policy and Economic Development |
| EPRD | Eastern Polk Regional Development |
| EPRD | Education Program in Reproduction and Development |
| EPRD | Education Program in Reproduction Development |
| EPRD | Employee Performance Review and Development |
| EPT | Experienced Professional Teacher |
| EPVAC | Ending Physical Violence Against Children |
| EQPD | Educator Quality Professional Development |
| ERAF | Eiropas Regionalas Attistibas Fonds (Latvian: European Regional Development Fund; est. 1957) |
| ERD | Episcopal Relief and Development |
| ERDA | Enderta Regional Development Association |
| ERDC | Engineer Research and Development Center |
| ERDF | European Regional Development Fund |
| ERDF | European Regional Development Funds |
| ERDL | Engineer Research and Development Laboratory |
| ERDO | Eastern Regional Development Organisation |
| ERDO | Education Research and Development Organisation |
| ERDO | Education Research and Development Organization |
| ERDO | Educational Research and Development Organisation |