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dentin

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
den·tin  (dntn) or den·tine (-tn)
n.
The main, calcareous part of a tooth, beneath the enamel and surrounding the pulp chamber and root canals.
dentin·al (dnt-nl, dn-t-) adj.
dentin  (dntn)
The main bony part of a tooth beneath the enamel, surrounding the pulp chamber and root canals.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.dentindentin - a calcareous material harder and denser than bone that comprises the bulk of a tooth
dentine
animal material - material derived from animals
ivory, tusk - a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses
2.dentin - bone (calcified tissue) surrounding the pulp cavity of a tooth
dentine
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
tooth - hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense


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? Mentioned in ? References in periodicals archive
 
The cells that form new ivory lie at the base of the tusk where dentin meets the hard outer layer of the tooth, called cementum.
Battling mastodons by Sohn, Emily / Science News for Kids
A microscopic look at a cross section of one tusk revealed that the zones of dentin underlying the external pits were also damaged, Fisher reported in Ottawa last week at the annual meeting of the Society of Vertebrate Paleontology.
Mastodons in musth: tusks may chronicle battles between males by Perkins, S. / Science News
The undesirable bacteria convert sugars into lactic acid making the acidic plaque powerful enough to de-mineralize the tooth enamel and the underlying dentin.
Health food mystery reveals tooth decay culprit by Cann, Roberta D. / New Life Journal
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