dentin

noun
den·​tin | \ ˈden-tᵊn How to pronounce dentin (audio) \
variants: or dentine \ ˈden-​ˌtēn How to pronounce dentine (audio) , den-​ˈ \

Definition of dentin

: a calcareous material similar to but harder and denser than bone that composes the principal mass of a tooth — see tooth illustration

Other Words from dentin

dentinal \ den-​ˈtē-​nᵊl How to pronounce dentinal (audio) , ˈden-​tə-​nəl How to pronounce dentinal (audio) \ adjective

First Known Use of dentin

circa 1845, in the meaning defined above

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Time Traveler for dentin

The first known use of dentin was circa 1845

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More Definitions for dentin

dentin

noun
den·​tin | \ ˈden-tᵊn How to pronounce dentin (audio) \
variants: or dentine \ ˈden-​ˌtēn \

Kids Definition of dentin

: a calcium-containing material that is similar to bone but harder and that makes up the main part of a tooth

dentin

noun
den·​tin | \ ˈdent-ᵊn How to pronounce dentin (audio) \
variants: or dentine \ ˈden-​ˌtēn How to pronounce dentine (audio) , den-​ˈtēn How to pronounce dentine (audio) \

Medical Definition of dentin

: 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

Other Words from dentin

dentinal \ ˈdent-​ᵊn-​əl; ˈden-​ˌtēn-​ᵊl How to pronounce dentinal (audio) , den-​ˈ How to pronounce dentinal (audio) \ adjective

More from Merriam-Webster on dentin

Britannica.com: Encyclopedia article about dentin

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