systole

Definitions of systole
1

n the contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery

Types:
extrasystole
a premature systole resulting in a momentary cardiac arrhythmia
Type of:
beat, heartbeat, pulsation, pulse
the rhythmic contraction and expansion of the arteries with each beat of the heart

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.