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acleistocardia

American  
[uh-klahy-stuh-kahr-dee-uh, ey-klahy-] / əˌklaɪ stəˈkɑr di ə, eɪˌklaɪ- /

noun

Pathology.

  1. a failure of the foramen ovale of the heart to close.

Etymology

Origin of acleistocardia

< Greek ákleisto ( s ) not closed ( a- a- 6 + kleis-, variant stem of kléiein to close + -tos verbal adjective suffix) + -cardia

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.