| Acronym | Definition |
|---|
| IIDR➣Institute for Image Data Research (est. 1997; University of Northumbria at Newcastle; UK) |
| IIDR➣Illinois Institute for Dispute Resolution (US Department of Education) |
| IIDR➣Institute for Infectious Disease Research (Canada) |
| IIDR➣Independent Informal Dispute Resolution (nursing; Minnesota Department of Health) |
| IIDR➣Internal Implementation Design Review (engineering) |
| IIDR➣Institutional Institute for Dream Research (Canada) |