parietal pericardium is a noun meaning "the tough outermost layer of the pericardium that is attached to the diaphragm and the sternum". It carries one recorded sense.
the tough outermost layer of the pericardium that is attached to the diaphragm and the sternum
Definitions, synonyms and semantic relations for parietal pericardium come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.