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mesomere

American

[mez-uh-meer, mes-, mee-zuh-, -suh-] / ˈmɛz əˌmɪər, ˈmɛs-, ˈmi zə-, -sə- /

noun

Embryology.

a blastomere of intermediate size between a micromere and a macromere.
the intermediate zone of the mesoderm.

Etymology

Origin of mesomere

First recorded in 1900–05; meso- + -mere

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.