heart block

noun Pathology.

a defect in the electrical impulses of the heart resulting in any of various arrhythmias or irregularities in the heartbeat.

Origin of heart block

First recorded in 1900–05

Words nearby heart block

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British Dictionary definitions for heart block

heart block

noun

impaired conduction or blocking of the impulse that regulates the heartbeat, resulting in a lack of coordination between the beating of the atria and the ventricles Also called: Adams-Stokes syndrome, atrioventricular block

Medical definitions for heart block

heart block

n.

A condition in which faulty transmission of the impulses that control the heartbeat results in a lack of coordination in the contraction of the atria and ventricles of the heart.