First Known Use of dentin
Variants of dentin
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
Seen and Heard
What made you want to look up dentin? Please tell us where you read or heard it (including the quote, if possible).