Definition of hydroxyapatite in English:

hydroxyapatite

Syllabification: hy·drox·y·a·pa·tite
Pronunciation: /hīˌdräksēˈapəˌtīt
 
/

noun

A mineral of the apatite group that is the main inorganic constituent of tooth enamel and bone, although it is rare in rocks.
More example sentences
  • The most familiar apatite derivative is hydroxyapatite, the bulk mineral constituent of bone.
  • Bone consists of collagen banded fibrils sprinkled with tiny crystals of the mineral hydroxyapatite, which is basically calcium phosphate.
  • A less popular ‘filler ‘for wrinkles is made from calcium hydroxyapatite, a substance used to replace missing bone.’

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Word of the day erroneous
Pronunciation: iˈrōnēəs
adjective
wrong; incorrect