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mesocardium

American  
[mez-uh-kahr-dee-uhm, mes-, mee-zuh-, -suh-] / ˌmɛz əˈkɑr di əm, ˌmɛs-, ˌmi zə-, -sə- /

noun

Embryology.

plural

mesocardia

  1. the double layer of splanchnic mesoderm supporting the embryonic heart.

Etymology

Origin of mesocardium

meso- + -cardium

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.

A thin membrane, standing vertically in the middle plane, the mesocardium, connects the ventral wall of the head-gut with the lower head-wall.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August

For a short time it is still connected with the former by the thin plate of the mesocardium.

From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August

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.