| Abbreviation | Definition |
|---|---|
| MSC | Modernising Scientific Careers |
| MSC | Moloney sarcoma cell |
| MSC | morphine sulphate |
| MSC | motile sperm count |
| MSC | motor-sensory cortex |
| MSC | myeloid suppressor cells |
| MSF | mean spectral frequency |
| MSF | meconium-stained fluid |
| MSF | Médecins Sans Frontières |
| MSF | Mediterranean spotted fever |
| MSF | megakaryocyte stimulating factor |
| MSF | melanocyte-stimulating factor |
| MSF | Multiple Sclerosis Foundation |
| MSF | multi-source feedback |
| MSK | medullary sponge kidney |
| MSK | Memorial Sloan-Kettering |
| MSK | musculoskeletal |
| MSK | musculoskeletal medicine |
| MSK | Musculoskeletal Service |
| MSLC | Maternity Services Liaison Committee |