| Abbreviation | Definition |
|---|---|
| EPA | EicosaPentaenoic Acid |
| EPA | Extra Permanent Alkalinity |
| EPAB | Ethyl P-Amino Benzoate |
| EPAL | Enhanced Pressure Acid Leach |
| EPBM | Electro Plated Base Metal |
| EPCP | Elementary Principles of Chemical Processes |
| EPD | End Point Dilution |
| EPD | Enzyme Potentiated Desensitization |
| EPDM | Ethyl Propyl Diene Monomer |
| EPH | Extractable Petroleum Hydrocarbons |
| EPI | Echo Planar Imaging |
| EPI | Environmental Performance Indicator |
| EPIR | Extended Pull-In Region |
| EPS | Extended Poly Styrene |
| EPS | Extruded Poly Styrene |
| EQM | Equilibrium |
| EQN | Equation |
| ER | Electron Reflectometer |
| Er | Erbium |
| ERP | Event Related Potential |