dentinal tubule

noun

A microscopic, fluid-filled canal within tooth dentin that extends from the inner pulp chamber to the outer dentin surface, housing cellular extensions and nerve endings, crucial for tooth sensitivity and nutrient transport, and facilitating communication between the pulp and the outside environment.

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Meanings

noundentinal tubule (plural dentinal tubules)

plural dentinal tubules

  1. dentistryA microscopic, fluid-filled canal within tooth dentin that extends from the inner pulp chamber to the outer dentin surface, housing cellular extensions and nerve endings, crucial for tooth sensitivity and nutrient transport, and facilitating communication between the pulp and the outside environment.
Cite this entry
APA

dentinal tubule. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/dentinal%20tubule

MLA

“dentinal tubule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dentinal%20tubule. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “dentinal tubule,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/dentinal%20tubule.

Source: dentinal tubule on Wiktionary, CC BY-SA 4.0.