- the serous membrane that lines the cavities of the heart.
Origin of endocardium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for endocardium
The endocardium may be stained from the imbibition of blood.
The endocardium is often blotched to a greater or less extent by sanguineous imbibition.
By extension of inflammation of the endocardium or pericardium the muscle of the heart may become involved.
They firmly adhere to the endocardium, and when detached from it give it a torn appearance.
In acute inflammation we find a thickening and a roughened appearance of the endocardium throughout the cavities of the heart.
- the membrane that lines the cavities of the heart and forms part of the valves
C19: from New Latin, from endo- + Greek kardia heart
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
- The thin serous membrane, composed of endothelial and subendothelial tissue, that lines the interior of the heart.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.