| Acronym | Definition |
|---|
| IMSc | Institute of Mathematical Sciences (India) |
| IMSc | Integrated Media Systems Center (University of Southern California) |
| IMSc | Information Management Steering Committee |
| IMSc | International Mobile Satellite Conference |
| IMSc | Immature Senile Cataract (eyes) |
| IMSc | Installation Mission Support Center (US DoD) |
| IMSc | Interworking Mobile Switching Center |
| IMSc | Installation Management Steering Committee |
| IMSc | Independent Mystery Shoppers' Coalition |
| IMSc | Independent Model Space Control (NASA) |
| IMSc | Internal Market Support Committee (European Roundtable of Industrialists) |
| IMSc | International Menno Simons Center |