释义 |
dentine /ˈdɛntiːn /(US dentin /ˈdɛntɪn/) noun [mass noun]Hard dense bony tissue forming the bulk of a tooth, beneath the enamel.Human teeth are made up of four different types of tissue: pulp, dentin, enamel, and cementum....- The bulk of the tooth consists of the bony substance dentine, surrounding the soft inner pulp that contains blood vessels and nerves.
- Cells from neural crest predominate in tissues that form internal tooth components such as dentin, pulp, and cementum - the bone-like material the forms the root.
Derivatives dentinal /ˈdɛntɪn(ə)l/ adjective ...- Using scanning electron microscopy, researchers uncovered evidence of dentinal tubules, basic structures that exist in almost all teeth, including humans.
- A single ‘reader’ made the age estimates using counts of dentinal growth layer groups to estimate minimum age.
Origin Mid 19th century: from Latin dens, dent- 'tooth' + -ine4. |