IRMM
| Acronym | Definition |
|---|---|
| IRMM | Institute for Reference Materials and Measurements (Belgium) |
| IRMM | Institute of Reference Materials and Measurements |
| IRMM | Integrated Removable Media Manager (IBM) |
| IRMM | Indian Railway Medical Manual (employment standards guidelines; South Eastern Railway; Kharagpur, India) |
| IRMM | Internal Risk Management Models |