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mg

  1. milligram; milligrams.
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Mg

Music.
  1. left hand.
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Origin of Mg

From the French word main gauche

Mg

Symbol, Chemistry.
  1. magnesium.
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MG

  1. machine gun.
  2. major general.
  3. military government.
  4. myasthenia gravis.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

MGUzimitrailleuse

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British Dictionary definitions for mg

mg1

symbol for
  1. milligram
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mg2

the internet domain name for
  1. Madagascar
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Mg

the chemical symbol for
  1. magnesium
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MG

abbreviation for
  1. machine gun
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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

mg in Medicine

mg

abbr.
  1. milligram
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Mg

  1. The symbol for the elementmagnesium
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

mg in Science

mg

  1. Abbreviation of milligram
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Mg

  1. The symbol for magnesium.
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magnesium

[măg-nēzē-əm]
Mg
  1. A lightweight, moderately hard, silvery-white metallic element of the alkaline-earth group that burns with an intense white flame. It is an essential component of chlorophyll and is used in lightweight alloys, flash photography, and fireworks. Atomic number 12; atomic weight 24.305; melting point 649°C; boiling point 1,090°C; specific gravity 1.74 (at 20°C); valence 2. See Periodic Table.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.