| Acronym | Definition |
|---|
| NMRI➣Nuclear Magnetic Resonance Imaging |
| NMRI➣National Maritime Research Institute (Japan) |
| NMRI➣Naval Medical Research Institute |
| NMRI➣National Mayday Readiness Initiative (Washington, DC) |
| NMRI➣National Marshmallow Roasters Institute (Citrus Heights, CA) |
| NMRI➣Noarlunga Model Railroaders Incorporated (Adelaide, South Australia) |