[mez-uh-kahr-dee-uh m, mes-, mee-zuh-, -suh-]
- the double layer of splanchnic mesoderm supporting the embryonic heart.
Origin of mesocardium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for mesocardium
The heart is at first placed within the body cavity attached to the ventral wall of the gut by a mesocardium (fig. 353 A).The Works of Francis Maitland Balfour, Volume III (of 4)
Francis Maitland Balfour
- Either of the two layers of the embryonic mesentery supporting the embryonic heart in the pericardial cavity.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.