PR segment

PR seg·'ment

that part of the electrocardiographic curve between the end of the P wave and the beginning of the QRS complex.

PR seg·ment

(seg'mĕnt)
That part of the electrocardiographic curve between the end of the P wave and the beginning of the QRS complex.
References in periodicals archive ?
Reduced ventricular conduction velocity and prolonged PR segment appeared first, at just 0.