| Acronym | Definition |
|---|
| IRSD➣Information Resources and Services Division |
| IRSD➣Index of Relative Socioeconomic Disadvantage (Department of Health; New South Wales, Australia) |
| IRSD➣Immune-Related Stable Disease (cancer) |
| IRSD➣Institut Royal Supérieur de Défense (French: Royal Defence College, Belgium) |
| IRSD➣Image Receptor Support Device |
| IRSD➣Independent Roller Shutters & Doors Ltd (Ireland) |
| IRSD➣Institute on Race and Social Division (Boston University) |
| IRSD➣Internal Revenue Service Document |