| Abbreviation | Definition |
|---|---|
| EPMU | Engineering, Printing and Manufacturing Union |
| EPNS | Electro Plated Nickel Silver |
| EPP | Engineering and Public Policy |
| EPRSO | Engineering Partnership Research and Service Organization |
| EPRSO | Engineering Partnership Research and Services Organization |
| EPSE | Electric Power Systems Engineering |
| EPSRC | Engineering and Physical Sciences Research Council |
| EPT | Engineering Provisioning Tool |
| EQE | Environmental Quality Engineering |
| EQM | Engineering Qualification Model |
| EQM | Engineering Qualifying Model |
| ERAC | Engineering Response Action Contractor |
| ERAS | Engineering Research Administration Services |
| ERB | Earthquake Resistance Building |
| ERB | Earthquake Resistant Building |
| ERDT | Engineering Research and Developemnt for Technology |
| ERDT | Engineering Research and Development for Technology |
| EREC | Error-Resilient Entropy Coding |
| ERESI | ERESI Reverse Engineering Software Interface |
| ERO | Engineering Research Office |