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hydroxyapatite

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hydroxylapatite

Main Entry:: hy·droxy·ap·a·tite
Pronunciation:: \hī-ˌdräk-sē-ˈa-pə-ˌtīt\
Variant(s):: or hy·drox·yl·ap·a·tite \-sə-ˈla-pə-ˌtīt\
Function:: noun
Date:: 1912

: a complex phosphate of calcium Ca₅(PO₄)₃OH that occurs as a mineral and is the chief structural element of vertebrate bone

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