pericardium
n.
early 15c., Latinized form of Greek perikardion "(membrane) around the heart" (Galen), from peri (prep.) "around, about" (see peri-) + kardia "heart" (see heart). Related: Pericardiac.
〔李〕[peri-;cardi;-umn.] n.心包 ←cardi (GK kardia)=heart 心