Definition of “pericardium” - English Dictionary

british dictionary

“pericardium” in British English

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pericardiumnoun [ C ]

uk /ˌper.ɪˈkɑː.di.əm/ us /ˌper.ɪˈkɑːr.di.əm/ plural pericardia specialized

the double layer of tissue that surrounds the heart:

The function of the pericardium is to protect and lubricate the heart.

(Definition of “pericardium” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)