| Acronym | Definition |
|---|
| JIR➣Jewish Institute of Religion (New York, NY) |
| JIR➣Jumper for Infra Red |
| JIR➣Juventud de Izquierda Revolucionaria |
| JIR➣Journal of Irreproducible Results |
| JIR➣James Investment Research (Ohio) |
| JIR➣Japan Institute of Rhythm |
| JIR➣Jump into Reading (tutoring; Stockton, CA) |
| JIR➣Journal of Improbable Results |