| Acronym | Definition |
|---|
| SIMI | Scandinavian International Management Institute (Denmark) |
| SIMI | Society of Irish Motor Industry |
| SIMI | Sea Ice Mechanics Initiative |
| SIMI | Search for Intelligent Monkeys on the Internet |
| SIMI | Students Islamic Movement in India |
| SIMI | Smallholder Irrigation Markets Initiative |
| SIMI | Sciences de l’Information, de la Matière et de l’Ingénierie (French: Information Science, Matter and Engineering) |
