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Meaning of yttria

yt•tri•a

Pronunciation: (i'trē-u), [key]
— n. Chem.
  1. a white, water-insoluble powder, YO, used chiefly in incandescent gas and acetylene mantles. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.