DENTINE
dentine, dentin
(noun) bone (calcified tissue) surrounding the pulp cavity of a tooth
dentine, dentin
(noun) a calcareous material harder and denser than bone that comprises the bulk of a tooth
Source: WordNet® 3.1
Noun
dentine (countable and uncountable, plural dentines) (Commonwealth spelling)
Alternative form of dentin
Source: Wiktionary
Den"tine, n. Etym: [Cf. F. dentine.] (Anat.)
Definition: The dense calcified substance of which teeth are largely
composed. It contains less animal matter than bone, and in the teeth
of man is situated beneath the enamel.
Source: Webster’s Unabridged Dictionary 1913 Edition