diastole
di·as·to·le / dīˈastl-ē/ • n. Physiol. the phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood. Often contrasted with systole.DERIVATIVES: di·as·tol·ic / ˌdīəˈstälik/ adj.
diastole
diastole (dy-ast-ŏ-li) n. the period between two contractions of the heart, when the muscle of the heart relaxes and allows the chambers to fill with blood. See also blood pressure, systole.
—diastolic (dy-ă-stol-ik) adj.
—diastolic (dy-ă-stol-ik) adj.
diastole
diastole The phase of a heart beat that occurs between two contractions of the heart, during which the heart muscles relax and the ventricles fill with blood. Compare systole. See blood pressure.
diastole
diastole (physiol.) dilatation. XVI. — late L. — Gr. diastolḗ separation, expansion, f. diastéllein, f. DIA- + stéllein place.
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