Dictionary
thu•li•a
Pronunciation: (thOO'lē-u), [key]—
n. Chem.
a dense, greenish-white powder, TmO
3, that on gentle heating exhibits a reddish incandescence: used in the manufacture of thulium metal. Also called
thu'lium ox'ide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.