Collins Concise English Dictionary © HarperCollins Publishers::
Mg
  1. magnesium
WordReference Random House Learner's Dictionary of American English © 2025
mg,  an abbreviation of:
  1. Weights and Measuresmilligram.

WordReference Random House Unabridged Dictionary of American English © 2025
MG, 
    1. machine gun.
    2. major general.
    3. military government.
    4. Pathologymyasthenia gravis.

Mg, [Music.]
  1. Music, Chemistry, Music and Danceleft hand.
  • French main gauche

Mg, [Symbol, Chem.]
  1. magnesium.

mg, 
  1. Weights and Measuresmilligram;
    milligrams.

Collins Concise English Dictionary © HarperCollins Publishers::
mg
  1. milligram
'Mg' also found in these entries (note: many are not synonyms or translations):
anthophyllite - biochemical oxygen demand - boracite - bronzite - brucite - chlorophyll - epsomite - forsterite - hornblende - hypersthene - langbeinite - magnesium - magnesium arsenate - magnesium hydroxide - magnesium trisilicate - meerschaum - milk of magnesia - milligram - myasthenia gravis - nephrite - nitride - olivine - pyrope - serpentine - talc - tremolite

Forum discussions with the word(s) "Mg" in the title:


Look up "Mg" at Merriam-Webster
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