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fluorapatite, fluoroapatite (floo(-o)-rap'a-tit?) (floo?(o-)ro-ap'a-tit?)
A compound formed when tooth enamel is treated with appropriate concentrations of the fluoride ion. The modified hydroxyapatite is less acid soluble and therefore resistant to caries. Fluorapatite is formed in bone and in enamel and dentin of teeth when fluoride is taken systemically.Synonym: fluorhydroxyapatite