| Acronym | Definition |
|---|
| IIAC➣Investment Industry Association of Canada (professional association) |
| IIAC➣Industrial Injuries Advisory Council (UK) |
| IIAC➣Iowa Intercollegiate Athletic Conference |
| IIAC➣Incheon International Airport Corporation (South Korea) |
| IIAC➣Illinois Intercollegiate Athletic Conference (1908-1970) |
| IIAC➣Idiopathic Infantile Arterial Calcification |
| IIAC➣If It's Any Consolation (message boards and text) |
| IIAC➣Information Integration and Analysis Center |