| Acronym | Definition |
|---|
| IASC | Inter-Agency Standing Committee (United Nations) |
| IASC | International Accounting Standards Committee |
| IASC | International Aloe Science Council (Silver Spring, MD) |
| IASC | International Arctic Science Committee |
| IASC | Institute for Advanced Study Computer |
| IASC | International Association for Statistical Computing |
| IASC | International Association of Skateboard Companies (Rancho Santa Margarita, California) |
| IASC | Italian American Social Club (Palm Coast, FL) |
| IASC | Indian Army Service Corps |
| IASC | Indexing and Abstracting Society of Canada |
| IASC | International Association of Seed Crushers |
| IASC | Institut Aéronautique et Spatial du Canada |
| IASC | Interim Acting Service Chief (US DoD) |
| IASC | Illinois Association of Student Councils |
| IASC | Intelligent Agents and Soft-Computing |
| IASC | Inter-American Society for Chemotherapy |
| IASC | Interactive Arts and Sciences (Brock University Department) |
| IASC | Information Assets Security Committee (Sprint) |
| IASC | Indiana Association of Senior Centers |