EXTRASYSTOLE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A premature systole resulting in a momentary cardiac arrhythmia

Classified under:

Nouns denoting natural events

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

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

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