| Acronym | Definition |
|---|
| IETC➣Industrial Energy Technology Conference |
| IETC➣Illinois Employment & Training Center |
| IETC➣International Environment Technology Centre (United Nations Environment Program) |
| IETC➣Indian Employment Tax Credit (US IRS) |
| IETC➣Independent Electric Transmission Company |
| IETC➣International Educational Technology Symposium (conference) |