M


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AcronymDefinition
MMale
MMiddle
MMonthly
M1000 (Roman numeral)
MMonsieur
MMeter (SI unit of length)
MMega- (Million)
MMusic
MMoney
MMedia
MMember
MManagement
MMaster
MMean (arithmetic average; math; statistics)
MMachine
MMouth
MMulti
MMaterials
MMike (Alabama Public Safety Radio Code)
MMillion
MMedium
MMission
MManual
MMarried (with spouse)
MMissing
MModified
MMass (as in E=mc^2)
MMuseum
MMinor (IRB)
MUS Marine Corps
MMarine (German)
MModule (abstract algebra, mathematical object)
MMetro (Washington DC public transit)
MMetro Toronto (postal code designation, Canada)
MMeta (benzene)
MMillennium
MMint
MMagnetic
MMilwaukee (ammunition headstamp)
MMatrix Protein (virus protein)
MManager (baseball)
MMach (multiple of speed of sound)
MManchester (postcode, United Kingdom)
MMandatory
MModerate Risk
MMilitary (Scott Catalogue prefix; philately)
MMomentum
MSlope
MMotorsport (BMW)
MMedley
MMagenta
MMilli-
MMurderer (from the Movie M)
MMoment Magnitude
MMisdemeanor
MUnfounded (Alabama Public Safety Radio Code)
MMagnitude (Richter scale)
MMessier (Cataloguer of Stellar Objects)
MMunich (auto license plate)
MMechanized
MMinesweeper (Navy vessel)
MMethionine (amino acid)
Mmicrometer
MMucor (microbiology)
MMycobacterium
MMarquess (British title of nobility)
MMetropolitano (Lisbon underground)
MMaintainability
MNatural Mortality (fisheries population dynamics)
MMultisource
MMesial
MMolarity
MMean Anomaly (astronomy)
MMultipara
MMultimission (US military aircraft modified mission symbol)
MModerata Samlingspartiet (Swedish political party)
MMerchant Marine Reserve (US Navy)
MMobility Ratio
MMole/Molar
MMeasured Ceiling (weather reports)
MMetroad (Australian road system)
MMid-Course Update
MMature Age 17+ (ESRB; game rating)
MModifier Function Bit
MMyasistchev (Soviet aircraft designer)
MObjective C Implementation File (file extension)
MMotormännens Riksorganisation (Swedish automobile owners association)
MManual Tuned NAVAID
MChief of the British Secret Service, MI6 (in James Bond Films)
MUS DoT tire speed rating (81 mph)