Eustachian valve

noun

A crescent-shaped fold of the lining membrane of the heart at the entrance of the vena cava inferior.

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Meanings

nounEustachian valve (plural Eustachian valves)

plural Eustachian valves

  1. anatomyA crescent-shaped fold of the lining membrane of the heart at the entrance of the vena cava inferior.
Cite this entry
APA

Eustachian valve. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Eustachian%20valve

MLA

“Eustachian valve.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Eustachian%20valve. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Eustachian valve,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Eustachian%20valve.

Source: Eustachian valve on Wiktionary, CC BY-SA 4.0.