SYSTOLE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

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

Classified under:

Nouns denoting natural events

Hypernyms ("systole" is a kind of...):

beat; heartbeat; pulsation; pulse (the rhythmic contraction and expansion of the arteries with each beat of the heart)

Hyponyms (each of the following is a kind of "systole"):

extrasystole (a premature systole resulting in a momentary cardiac arrhythmia)

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