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heart block

noun

Definition of heart block

: incoordination of the heartbeat in which the atria and ventricles beat independently and which is marked by decreased cardiac output

First Known Use of heart block

1903, in the meaning defined above

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More Definitions for heart block

heart block

noun

Medical Definition of heart block

: incoordination of the heartbeat in which the atria and ventricles beat independently due to defective transmission through the bundle of His and which is marked by decreased cardiac output often with cerebral ischemia

More from Merriam-Webster on heart block

Rhyming Dictionary: Words that rhyme with heart block

Britannica English: Translation of heart block for Arabic Speakers

Britannica.com: Encyclopedia article about heart block

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