hydroxyapatite
noun
hy·droxy·ap·a·tite
| \ hī-ˌdräk-sē-ˈa-pə-ˌtīt
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variants:
or hydroxylapatite \ hī-ˌdräk-sə-ˈla-pə-ˌtīt
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Definition of hydroxyapatite
: a complex phosphate of calcium Ca5(PO4)3OH that occurs as a mineral and is the chief structural element of vertebrate bone
Examples of hydroxyapatite in a Sentence
Recent Examples on the Web
But, reports Wudan Yan at The New York Times, the dragonfish enamel is studded with tiny crystals made of hydroxyapatite, just 5-to-20-nanometers in diameter. — Jason Daley, Smithsonian, "Nanoscale Structures Give Dragonfish Their Terrible, Invisible Teeth," 6 June 2019 Boka thinks that fluoride is not good enough, however, and has thus created a paste with nano-hydroxyapatite (N-Ha) in its place. — Adam Hurly, GQ, "The Best Toothpaste for Removing Stains, Fixing Your Breath, and Not Getting Gingivitis," 27 Apr. 2018 Researchers at Shanghai’s Institute of Ceramics are developing a new kind of wallpaper made from graphene oxide and hydroxyapatite nanowires that can detect fire and act as a retardant. — Liz Stinson, Curbed, "Scientists are developing wallpaper that can tell when your house is on fire," 11 Apr. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydroxyapatite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for hydroxyapatite
hydroxyapatite
noun
hy·droxy·ap·a·tite
| \ hī-ˌdräk-sē-ˈap-ə-ˌtīt
\
\
variants:
or hydroxylapatite \ -sə-ˈlap-ə-ˌtīt
\
\
Medical Definition of hydroxyapatite
: a complex phosphate of calcium Ca5(PO4)3OH that occurs as a mineral and is the chief structural element of vertebrate bone