endocardium

American

[en-doh-kahr-dee-uhm] / ˌɛn doʊˈkɑr di əm /

noun

Anatomy.

the serous membrane that lines the cavities of the heart.

endocardium British

/ ˌɛndəʊˈkɑːdɪəm /

noun

the membrane that lines the cavities of the heart and forms part of the valves

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Inflected Forms

noun

endocardia

plural

Etymology

Origin of endocardium

First recorded in 1870–75; endo- + -cardium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023