| Acronym | Definition |
|---|
| IRMA | Institute of Rural Management, Anand |
| IRMA | Immunoradiometric Assay |
| IRMA | Information Resources Management Association (US) |
| IRMA | International Regional Magazine Association |
| IRMA | Indian Refractory Makers Association |
| IRMA | International Recording Media Association (now Content Delivery & Storage Association) |
| IRMA | Intraretinal Microvascular Abnormalities |
| IRMA | International Ramen Manufacturers Association (food) |
| IRMA | International Rehabilitation Medicine Association |
| IRMA | Independent Records and Musicians Association (Japan) |
| IRMA | Information Resources Management Administration (US government) |
| IRMA | Impulse Radio Multiple Access |
| IRMA | Infrared Modeling and Analysis |
| IRMA | Illinois Reliable Multicast Architecture |
| IRMA | Inverted Roof Membrane Assemblies |
| IRMA | Improved Software Requirement Quality Through Modeling and Animation (ESPRIT Project 10163) |
| IRMA | International Russian Motorcycle Association |
| IRMA | Inhibit and Random Multiple Access (transmission protocol) |
| IRMA | Integriertes Rheinland-Pfälzisches Mittelbewirtschaftungs- und Anordnungssystem (German) |