odontoblast

American

[oh-don-tuh-blast] / oʊˈdɒn təˌblæst /

noun

Anatomy.

one of a layer of cells lining the pulp cavity of a tooth, from which dentin is formed.

odontoblast British

/ ɒˈdɒntəˌblæst /

noun

any of a layer of cells lining the pulp cavity of a tooth and giving rise to the dentine

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

odontoblastic adjective

Etymology

Origin of odontoblast

First recorded in 1875–80; odonto- + -blast

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The target is called TRPC5, and Prof Zimmermann's team at the Friedrich-Alexander University Erlangen-Nürnberg in Germany traced its location to a specific cell type - the odontoblast - that resides between the soft inner pulp and the hard outer layer of teeth composed of dentine, then enamel.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023