| Abbreviation | Definition |
|---|---|
| IIRC | Immunity And Infection Research Centre |
| IIRC | Immunotherapy Integrated Research Center |
| IIRC | Information Integrity Research Centre |
| IIRC | International Intersociety Research Committee |
| IIRE | Indus Institute for Research and Education |
| IIRE | ISF Institute of Research and Education |
| IIRE | ISF Institution of Research and Education |
| IIRF | International Immigration Research Fellowship |
| IIRM | Indian Institute Of Research And Management |
| IIRP | Industry Institution Research Partnership |
| IIRP | International Individualized Research Program |
| IIRS | Investigator Initiated Research Scheme |
| IISER | Indian Institute of SCIENCE Education and Research |
| IISER | Indian Institutes of Science Education and Research |
| IISF | International Information Science Foundation |
| IISR | Indian Institute of Spices Research |
| IISR | Indian Institute of Sugarcane Research |
| IISR | Investigator Initiated and Sponsored Research |
| IISR | Investigator Initiated Sponsored Research |
| IJCR | Institute for Jewish and Community Research |