Physiology. the normal rhythmical dilatation of the heart during which the chambers are filling with blood.: Compare systole (def. 1).
Prosody. the lengthening of a syllable regularly short, especially before a pause or at the ictus.
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How to use diastole in a sentence
The ding of her husband's cash register and the click of her dangle bag mark the systole and diastole of married life.Bizarre | Lawton Mackall
The great secular heart is now in its diastole, or relaxation.John Greenleaf Whittier | W. Sloane Kennedy
Systole and diastole, the contraction and dilation of the heart and arteries.Essays | Ralph Waldo Emerson
Their stomachs are like sackbuts, with systole and diastole;128 and thus they contract and expand them in a wonderful manner.The Philippine Islands, 1493-1898 - Volume 40 of 55 | Francisco Colin
That the intrinsic motion of the heart is the systole, and not the diastole, as previously imagined.Fathers of Biology | Charles McRae
British Dictionary definitions for diastole
the dilatation of the chambers of the heart that follows each contraction, during which they refill with blood: Compare systole
- diastolic (ˌdaɪəˈstɒlɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for 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.
- diastolic adjective (dī′ə-stŏl′ĭk)
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