| Acronym | Definition |
|---|
| ITRI➣Industrial Technology Research Institute (Taiwan, ROC) |
| ITRI➣Information Technology Research Institute |
| ITRI➣Industrial Technology Research Institute |
| ITRI➣Inhalation Toxicology Research Institute |
| ITRI➣International Tin Research Institute Ltd |
| ITRI➣Inner Trip Reiyukai International (New York, NY) |
| ITRI➣Information Technology Reuse Initiative |