DIASTOLE Definition & Meaning

diastole

[dahy-as-tl-ee, -tl-ee]

Phonetic (Standard)IPA

noun

Physiology.��the normal rhythmical dilatation of the heart during which the chambers are filling with blood.
Prosody.��the lengthening of a syllable regularly short, especially before a pause or at the ictus.

diastole

/ ˌdaɪəˈstɒlɪk, daɪˈæstəlɪ /

noun

the dilatation of the chambers of the heart that follows each contraction, during which they refill with blood Compare systole

diastole

The period during the normal beating of the heart in which the chambers of the heart dilate and fill with blood. Diastole of the atria occurs before diastole of the ventricles.
Compare systole

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Other 51�Թ� Forms

diastolic adjective

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51�Թ� History and Origins

Origin of diastole¹

1570–80; < Late Latin �徱��ٴǱ�ŧ < Greek �徱��ٴǱ�ḗ a putting asunder, dilation, lengthening; compare �徱��é��𾱲� to set apart, equivalent to dia- dia- + ��é��𾱲� to put, place

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51�Թ� History and Origins

Origin of diastole¹

C16: via Late Latin from Greek: an expansion, from diastellein to expand, from _dia- + stellein to place, bring together, make ready

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Example Sentences

Examples have not been reviewed.

He has a feeling for the systole and diastole, the contraction and release, of a body’s mechanisms.

From

And those who prefer not to follow fads at all need only wait a while: much of today’s playful punctuation will soon become unfashionable, dead as the diastole and the diple.

From

By prolonging the cardiac diastole and contracting the arterioles it allows the left ventricle to fill, restores the arterial tension, diminishes correspondingly the intravenous pressure, and promotes absorption.

From

The heart was found arrested in diastole, and the brain an�mic.

From

He fails to create an ideal world in which both tragedy and comedy are necessary to the spiritual order, as are the systole and diastole of the heart to an organised being.

From

diastereomer diastolic

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