variants
or dentine
ˈden-ˌtēn 
den-ˈ
: a calcareous material similar to but harder and denser than bone that composes the principal mass of a tooth see tooth illustration
Examples of dentin in a Sentence
Recent Examples on the Web
As the softest layer of your teeth, pulp requires the protection of dentin and enamel to maintain tooth health.
—
Anna Giorgi, Verywell Health, 31 July 2024
The first is to secrete an additional layer of dentin to delay the approaching attack.
—Samer Zaky, Discover Magazine, 10 May 2024
Its lifelong support is provided by the more resilient infrastructure – the dentin.
—Samer Zaky, Discover Magazine, 10 May 2024
The chemical compounds are all incorporated into dentin, which is the mineralized tissue that makes up the interior portion of teeth.
—Laura Baisas, Popular Science, 3 May 2023
See all Example Sentences for dentin 
Anna Giorgi, Verywell Health, 31 July 2024
The first is to secrete an additional layer of dentin to delay the approaching attack.
—Samer Zaky, Discover Magazine, 10 May 2024
Its lifelong support is provided by the more resilient infrastructure – the dentin.
—Samer Zaky, Discover Magazine, 10 May 2024
The chemical compounds are all incorporated into dentin, which is the mineralized tissue that makes up the interior portion of teeth.
—Laura Baisas, Popular Science, 3 May 2023
See all Example Sentences for dentin
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'dentin.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Dentin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dentin. Accessed 18 Aug. 2024.
Copy CitationKids Definition
dentin
noun
den·tin
ˈdent-ᵊn
: a calcium-containing material that is similar to bone but harder and that makes up the principal mass of a tooth
Medical Definition
dentin
noun
den·tin
ˈdent-ᵊn
: a calcareous material similar to bone but harder and denser that composes the principal mass of a tooth, is formed by the odontoblasts of the surface of the dental papilla, and consists of a matrix containing minute parallel tubules which open into the pulp cavity and during life contain processes of the cells of the pulp compare cementum, enamel
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