- the membranous sac enclosing the heart.
Origin of pericardium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pericardia
Mr. Darwin writes of people who, catching turtles, drank the water that was found in their Pericardia; it was pure and sweet.The Art of Travel
- the membranous sac enclosing the heart
C16: via New Latin from Greek perikardion, from peri- + kardia heart
Word Origin and History for pericardia
Online Etymology Dictionary, © 2010 Douglas Harper
- The fibroserous sac enclosing the heart and the roots of the great vessels, consisting of two layers: the visceral layer or epicardium, immediately surrounding the heart; and the outer parietal layer, which forms the sac and is lined with a serous membrane.heart sac theca cordis
- The membrane sac that encloses the heart in vertebrate animals.
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