diastole Definition
di·as·tole (dī as′tə lē′)
noun
the usual rhythmic dilatation of the heart, esp. of the ventricles, following each contraction (systole), during which the heart muscle relaxes and the chambers fill with blood
Etymology: LL < Gr diastolē, expansion, dilatation < diastellein, to separate, dilate < dia-, apart + stellein, to put: see locus
diastole Related Forms
di′a·stol′ic (dī′ə stäl′ik) adjective
diastole Usage Examples
Adjective modifier
ventricular: The " dup " sound is caused by the closing of the aortic and pulmonary valves at the beginning of ventricular diastole.
Browse dictionary entries near diastole
- ‹ diaster
- ‹ diastema
- ‹ diastem
- ‹ diastase
- ‹ diaspore
- ‹ Diaspora
- ‹ Dias
- ‹ diary
- ‹ diarthrosis
- ‹ diarrhea
- diastrophism ›
- diatessaron ›
- diathermancy ›
- diathermic ›
- diathermy ›
- diathesis ›
- diatom ›
- diatomic ›
- diatomite ›
- diatonic ›
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