| Acronym | Definition |
|---|
| IRSC➣Indian River State College (Fort Pierce, FL) |
| IRSC➣Internet Resources for Special Children |
| IRSC➣Irish Republican Socialist Committees |
| IRSC➣International Reflux Study in Children |
| IRSC➣Internal Revenue Service Code |
| IRSC➣Irish Red Setter Club (Ireland; dog show club) |
| IRSC➣International Relations Sub-Committee |
| IRSC➣Inter Racial Solidarity Campaign (Leicester, UK) |
| IRSC➣Integrated Resource Solutions Consulting (Pittsburgh, PA) |