| Abbreviation | Definition |
|---|---|
| ETEI | Engineering |
| ETES | European Tissue Engineering Society |
| ETESA | Engineering Threat Error Safety Analysis |
| ETG | Engineering Technical Group |
| ETHW | Engineering and Technology History Wiki |
| ETIM | Engineering and Technology Innovation Management |
| ETLC | Engineering Teaching and Learning Centre |
| ETLC | Engineering Teaching and Learning Complex |
| ETM | Engineering Technology Management |
| ETM | Engineering Technology Mgmt |
| ETO | engineering to order |
| ETP | Engineering to Perfection |
| ETPM | Engineering Technology and Project Management |
| ETSC | Engineering and Technology Student Council |
| ETSC | Engineering Technical Support Center |
| ETSC | Engineering Technologies Safety and Construction |
| ETSG | Engineering Technical Support Group |
| ETSS | Engineering and Technical Support Services |
| ETSS | Engineering Technology Sales Services |
| ETTA | Engineering and Technology Teachers Association |