| Acronym | Definition |
|---|
| IISR➣Indian Institute of Spices Research |
| IISR➣International Indian School, Riyadh (Saudi Arabia) |
| IISR➣Integrated Intra Squad Radio |
| IISR➣Interaction of IT Systems and Repositories |
| IISR➣Intelligence, Information, Surveillance and Reconnaissance |
| IISR➣Iterative Information Set Reduction |
| IISR➣International Institute for Sustainable Future |