Definitions for mg
Overview of noun mg
The noun mg has 2 senses? (first 1 from tagged texts)
1. (39) milligram, mg
(one thousandth (1/1,000) gram)
2. magnesium, Mg, atomic number 12
(a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine))
