systole

Noun
  1. The contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery (synset 107416009)
    is a type of: beat, heartbeat, pulsation, pulse - the rhythmic contraction and expansion of the arteries with each beat of the heart
    subtypes: extrasystole - a premature systole resulting in a momentary cardiac arrhythmia

Other Searches