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pericardia
Variant of pericardium
noun pl. pericardia
in vertebrates, the thin, closed, membranous sac surrounding the heart and the roots of the great blood vessels and containing a clear serous liquid
Related Forms:
- pericardial adjective or pericardiac
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.