Definition of endocardium in English:

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Pronunciation: /ˌendōˈkärdēəm/


The thin, smooth membrane that lines the inside of the chambers of the heart and forms the surface of the valves.
Example sentences
  • Only rarely does it involve the endocardium or cardiac valves.
  • The pericardium, cardiac valves, endocardium, and coronary arteries were normal.
  • The endocardium showed prominent endocardial fibroelastosis, particularly in sections obtained from the right side of the heart.


Late 19th century: modern Latin, from endo- 'within' + Greek kardia 'heart'.

For editors and proofreaders

Syllabification: en·do·car·di·um

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