| Abbreviation | Definition |
|---|---|
| MS | methyl salicylate |
| MS | methysergide |
| MS | meticillin-sensitive |
| MS | metric system |
| MS | microsatellite |
| MS | microsomal |
| MS | microsphere |
| MS | mineralising surface |
| MS | minimal support |
| MS | minor stroke |
| MS | missense |
| MS | mitral sound |
| MS | mobile surgery |
| MS | mode switching |
| MS | moderately susceptible |
| MS | molar solution |
| MS | molecular sieve |
| MS | molecular substitution |
| MS | mood stabiliser |
| MS | morning sickness |