| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
|---|---|
| MSAA | multiple sclerosis-associated agent |
| MSD | material safety data; mean square deviation; mild sickle cell disease; most significant digit; multi... |
| MSHSC | multiple self-healing squamous carcinoma |
| MSL | midsternal line; multiple symmetric lipomatosis |