noun Anatomy.

one of a layer of enamel-secreting cells covering the dentin of a developing tooth.

Origin of ameloblast

First recorded in 1875–80; (en)amel + -o- + -blast
Related formsam·e·lo·blas·tic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ameloblast



a type of cell involved in forming dental enamel

Word Origin for ameloblast

C19: from (en) amel + -o- + -blast
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

ameloblast in Medicine




A cell of the inner layer of the enamel organ of a developing tooth that is involved in enamel formation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.