| Abbreviation | Definition |
|---|---|
| ETS | Enterprise Technology Services |
| ETS | Erbs Technology Solutions |
| ETSB | Enhancing Technology for Small Business |
| ETSC | Engineering and Technology Student Council |
| ETSC | Enterprise Technology Security Council |
| ETSC | Enterprise Technology Service Center |
| ETSC | Executive Technology Steering Committee |
| ETSCAT | Efficient Tri Service Combat Aircraft Technology |
| ETSP | Enterprise Technology Strategic Plan |
| ETSS | Educational Technology Standards Scale |
| ETSS | Engineering Technology Sales Services |
| ETSS | Enrollment Technology Strategy Seminar |
| ETSS | Enterprise Technology Strategy and Service |
| ETSS | ExpertOne Technology and Solution Summit |
| ETSU | Energy Technology Support Unit |
| ETT | Emergency Transport Technology |
| ETTA | Engineering and Technology Teachers Association |
| ETTC | Educational Technology Training Centers |
| ETTE | Engineering Technology Teacher Education |
| ETTP | East Tennessee Technology Park |