IRMA
- IRMA board
- Illinois Rape Myth Acceptance Scale
- Immunoradiometric assay
- Institute of Rural Management, Anand
- International Rail Makers Association
- International Rectal Microbicide Advocates
- Intraretinal microvascular abnormalities
- Intreprinderea de Reparatii Material Aeronautic
- Irish Recorded Music Association
- Irma (disambiguation)
- World Instant Noodles Association