| MF | magnetic field; meat free; medium frequency; megafarad; membrane filler; merthiolate-formaldehyde [s... |
|---|---|
| MFO | medium frequency oscillator; mixed function oxidase |
| M-L | Martin-Lewis [medium] |
| MM | macromolecule; Maelzels metronome; major medical [insurance]; malignant melanoma; manubrium to malle... |
| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |