a measure of the money in circulation.
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Economics. monetary aggregate: issued periodically by the Federal Reserve Board as various measures of money supply (M-1, M-1A, M-2, etc.).Compare L
British. motorway (used with a road number to designate a major highway): the M1.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural m's, M's or Ms
the 13th letter and tenth consonant of the modern English alphabet
a speech sound represented by this letter, usually a bilabial nasal, as in mat
astronomy Messier catalogue; a catalogue published in 1784, in which 103 nebulae and clusters are listed using a numerical systemM13 is the globular cluster in Hercules
(in Britain) motorwaythe M1 runs from London to Leeds
- mature audience (used to describe a category of film certified as suitable for viewing by anyone over the age of 15)
- (as modifier)an M film
logic the middle term of a syllogism
physics mutual inductance
(Roman numeral) 1000See Roman numerals
Malta (international car registration)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
13th letter, from Greek mu, from Semitic mem. The Roman symbol for 1,000; sometimes used in this sense in English 15c.-16c.; but in late 20c. newspaper headlines it stands for million. As a thickness of type, from 1680s.
Online Etymology Dictionary, © 2010 Douglas Harper
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Abbreviation of mass, meter
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.