| MRU | mass radiography unit; minimal reproductive unit |
|---|---|
| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |
| MSDC | Mass Spectrometry Data Centre |
| MTAC | mass transfer area coefficient |
| MTC | mass transfer coefficient; maximum tolerated concentration; maximum toxic concentration; medical tes... |