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Medical Dictionary


noun ap·a·tite \ˈap-ə-ˌtīt\

Medical Definition of APATITE

:  any of a group of calcium phosphate minerals occurring variously as hexagonal crystals, as granular masses, or in fine-grained masses as the chief constituent of bones and teeth and of phosphate rock; especially :  calcium phosphate fluoride Ca5F(PO4)3


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