Definition of dentine noun from the Oxford Advanced American Dictionary

 

dentine

 noun
noun
NAmE//ˈdɛntin//
 
(also dentin
NAmE//ˈdɛntən//
 
)
[uncountable](biology)
 
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the hard substance that forms the main part of a tooth under the enamel
See the Oxford Advanced Learner's Dictionary entry: dentine