| Acronym | Definition |
|---|
| IMCS | International Meeting on Chemical Sensors |
| IMCS | Institute of Marine and Coastal Sciences (Rutgers, State University of New Jersey) |
| IMCS | International Movement of Catholic Students |
| IMCS | Information Management & Computer Security |
| IMCS | Integrated Motor Control System |
| IMCS | Institute for Mathematics and Computer Science (various locations) |
| IMCS | Integrated Machinery Control System |
| IMCS | Indexed Mast Check System (Index system for windsurfing masts) |
| IMCS | Image Motion Compensation System |
| IMCS | International Mornington Crescent Society |
| IMCS | International Media and Communication Studies |
| IMCS | Interim Mobile Environmental Team Computer System |
| IMCS | Instrument Maintenance Calibration System (software) |
| IMCS | Institute for Marine & Coastal Studies |
| IMCS | Integrated Maritime Communications System |
| IMCS | Senior Chief Instrumentman (US Navy rating) |
| IMCS | Incident Management Control System (various companies) |
| IMCS | Independent Marine Consultants and Surveyors |