one thousandth (1/1,000) gram Synonym(s):milligram, mg
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) Synonym(s):magnesium, Mg, atomic number 12
From The Free On-line Dictionary of Computing (15Feb98) [foldoc]: