Abbreviation Definition
MMTCMillion Metric Tons of Carbon
MMTPAMillion Metric Tons Per Annum
MMTYMillions Metric Tons per Year
MNMeter Newton
MNMeters North
MNMMili Newton Meter
MOMegaohm
MOMonth
MOAMinute Of Angle
MOAMinutes Of Angle
MOAMonths Of Age
MODMaximum Overall Diameter
MOHMinute Of Hour
MOLMaximum Overall Length
MOPSMillion Operations Per Second
MOSMonths
MPMega Pixels
MPaMegaPascals
mPamilli-Pascals
MPcMegaparsec(s)

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