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systole

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈsɪstəlɪ/US:USA pronunciation: respellingUSA pronunciation: respelling(sis′tə lē′, -lē)

sys•to•le (sis′tə lē′, -lē),USA pronunciation n.

Physiologythe normal rhythmical contraction of the heart, during which the blood in the chambers is forced onward. Cf. diastole.
[Class. Pros.]the shortening of a syllable regularly long.

Greek systolé̄ a drawing up, contraction, equivalent. to sy- sy- + stolé̄ pressure, origin, originally, garment, equipment, equivalent. to stol- (noun, nominal derivative of stéllein to send, place) + -ē feminine noun, nominal suffix; compare diastole, systaltic
1570–80

Collins Concise English Dictionary © HarperCollins Publishers::

systole /ˈsɪstəlɪ/ n

contraction of the heart, during which blood is pumped into the aorta and the arteries that lead to the lungs
Compare diastole

Etymology: 16th Century: via Late Latin from Greek sustolē, from sustellein to contract; see systalticsystolic /sɪˈstɒlɪk/ adj

'systole' also found in these entries (note: many are not synonyms or translations):

diastole - heartbeat - diastasis - extrasystole - systolic

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systole, diastole, cannula

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systole