Dictionary
ap•a•tite
Pronunciation: (ap'u-tīt"), [key]—
n.
a common mineral, calcium fluorophosphate, Ca
5FP
3O
12, occurring in individual crystals and in masses and varying in color, formerly used in the manufacture of phosphate fertilizers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.