pericardium
noun
- membrane around heart
Wiktionary
Pronunciation: /ˌpɛɹɪˈkɑː(ɹ)di.əm/
noun
Etymology: Etymology tree Ancient Greek περικάρδιον (perikárdion)lbor. English pericardium Learned borrowing from Ancient Greek περικάρδιον (perikárdion).
- A serous membrane that surrounds the heart allowing it to contract.
“The Pericardium is sometimes swelled, as overcharged with too great a quantity of Serous Liquor, making a kind of Dropsie […]”