- macrocoding
- macrogenerator
- macroargument
- middle america
- massasoit
- mitral commissurotomy
- mixed base numeration system
- mallein
- motor pool
- marshall mcluhan
- mendelian segregation
- multiple address instruction
- multiple chip graft
- multiple compressed tablet
- medial condyle
- morrigan
- multi_ethnic
- multifactorial system
- mansonoides annulifera
- make much difference
- membranous pharyngitis
- musculoculaneous
- machine independent
- multiple mononeuropathy
- menopausal bleeding
- miniaturized
- modulated
- metaphysis
- medellin cartel
- mesochouranic
- molecular extinction
- magnetic thin film storage
- multiple connector
- multicollinearity
- multiple punching
- meir
- monilial vaginitis
- mnemotechny
- microspherolith
- metapneumonic empyema
- mercuric thioethoxide
- mean deviation from the mean
- mean effective ionic diameter
- melanochroi
- metal_catalysed oxidation
- mucoid appearance
- mucoidal
- myogen
- multifrequency receiver
- marrakech