pericardium Hear it!

pericardium definition

peri·car·dium (per′ə kär′dē əm)

noun pl. pericardia -·dia (-ə)

in vertebrates, the thin, closed, membranous sac surrounding the heart and the roots of the great blood vessels and containing a clear serous liquid

Etymology: ModL < Gr perikardion, neut. of perikardios, around the heart < peri-, around + kardia, heart

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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