Anatomy

Dentin

The hard portion of the tooth surrounding the pulp, covered by enamel on the crown and cementum on the root, which is harder and denser than bone but softer than enamel, and is thus readily abraded when left unprotected. (From Jablonski, Dictionary of Dentistry, 1992)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The hard portion of the tooth surrounding the pulp, covered by enamel on the crown and cementum on the root, which is harder and denser than bone but softer than enamel, and is thus readily abraded when left unprotected. (From Jablonski, Dictionary of Dentistry, 1992)

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Classification

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Synonyms

3 entry terms
  • Dentine
  • Dentines
  • Dentins

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, innervation, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Record

Indexing Annotation

/embryol: consider also DENTINOGENESIS; reparative dentin = DENTIN, SECONDARY; dentin bridge = DENTIN, SECONDARY

MeSH Hierarchy

Tree Number

  1. A14w.549w.167w.900.280w

MeSH Record

NLM Classification

WU 220

AMA Style

References

  1. National Library of Medicine. Dentin. Medical Subject Headings (MeSH). 2026. Unique ID D003804. http://id.nlm.nih.gov/mesh/2026/D003804
  2. Dentin. In: Wikipedia. https://en.wikipedia.org/wiki/Dentin
  3. Dentin. In: Wikidata. https://www.wikidata.org/wiki/Q189637