noun, plural per·i·car·di·a [per-i-kahr-dee-uh] /ˌpɛr ɪˈkɑr di ə/. Anatomy.
Examples from the Web for pericardium
In the pericardium, on the heart side, were found numerous small nodular roughnesses.
Open the pericardium with another set of sterile instruments.The Elements of Bacteriological Technique|John William Henry Eyre
There were eight ounces of effusion into the pericardium, resembling that formed in the cavities of the thorax.An Investigation into the Nature of Black Phthisis|Archibald Makellar
It is crossed by the left bronchus, and below this level has the pericardium immediately in front of it.
The pericardium was a little firmer than usual, and contained about five ounces of water.Cases of Organic Diseases of the Heart|John Collins Warren