| Acronym | Definition |
|---|
| UMSC➣Usb Mass Storage Class |
| UMSC➣Unionville Milliken Soccer Club (Canada) |
| UMSC➣USB (Universal Serial Bus) Mass Storage Class |
| UMSC➣University of Michigan Sailing Club |
| UMSC➣Upper Mississippi Science Center |
| UMSC➣University Medical Student Council (University of Illinois; Chicago, IL) |
| UMSC➣Universal Mobile Telecommunications System Mobile Switching Centre |
| UMSC➣University of Manchester Surf Club (UK) |