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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:
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)