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M-1

[em-wuhn]
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noun, plural M-1's.
  1. a semiautomatic, gas-operated, .30 caliber, clip-fed rifle, with a weight of 8.56 pounds (3.88 kg): the standard U.S. Army rifle in World War II and in the Korean War.
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Also called Garand rifle, Garand, M-1 rifle.

M

  1. mach.
  2. Music. major.
  3. male.
  4. married.
  5. Medieval.
  6. medium.
  7. mega-.
  8. Middle.
  9. modal auxiliary.
  10. modifier.
  11. 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
  12. British. motorway (used with a road number to designate a major highway): the M1.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for m-1

m

M

noun plural m's, M's or Ms
  1. the 13th letter and tenth consonant of the modern English alphabet
  2. a speech sound represented by this letter, usually a bilabial nasal, as in mat
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m

symbol for
  1. metre(s)
  2. mile(s)
  3. milli-
  4. minute(s)
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M

symbol for
  1. mach
  2. medium (size)
  3. mega-
  4. currency mark(s)
  5. million
  6. 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
  7. Middle
  8. physics modulus
  9. (in Britain) motorwaythe M1 runs from London to Leeds
  10. (in Australia)
    1. mature audience (used to describe a category of film certified as suitable for viewing by anyone over the age of 15)
    2. (as modifier)an M film
  11. logic the middle term of a syllogism
  12. physics mutual inductance
  13. chem molar
  14. (Roman numeral) 1000See Roman numerals
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abbreviation for
  1. Malta (international car registration)
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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

Word Origin and History for m-1

M

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.

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Online Etymology Dictionary, © 2010 Douglas Harper

m-1 in Medicine

m

abbr.
  1. mass
  2. meter
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M

abbr.
  1. molar1
  2. molarity
  3. morgan
  4. myopia
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

m-1 in Science

m

  1. Abbreviation of mass, meter
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.