Medical Dictionary

P-R interval


P–R interval

noun \ˈpē-ˈär-\

Definition of P-R INTERVAL

:  the interval between the beginning of the P wave and the beginning of the QRS complex of an electrocardiogram that represents the time between the beginning of the contraction of the atria and the beginning of the contraction of the ventricles
February 28, 2015
pontificate Hear it
To speak pompously or dogmatically
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