dentin

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dentin secondary dentin

Main Entry: den·tin
Pronunciation: dent-n
Variant(s): or den·tine /den-tn, den-tn/
Function: noun
: 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
- den·tin·al /dent-n-l; den-tn-l, den-/ adjective
[dentin illustration]