diastole

noun
di·as·to·le | \ dī-ˈas-tə-(ˌ)lē \

Definition of diastole 

: a rhythmically recurrent expansion especially : the relaxation and dilation of the chambers of the heart and especially the ventricles during which they fill with blood — compare systole

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Other words from diastole

diastolic \ˌdī-ə-ˈstä-lik \ adjective

Examples of diastole in a Sentence

Recent Examples on the Web

For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 21 July 2017 For us this was diastole; the condition of the heart when it's fully dilated with blood just before it's ejected with a heart contraction to the body. Jennifer Nalewicki, Smithsonian, "The Painstaking Process of Preserving a 400-Pound Blue Whale Heart," 22 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diastole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of diastole

circa 1578, in the meaning defined above

History and Etymology for diastole

Greek diastolē dilatation, from diastellein to expand, from dia- + stellein to prepare, send

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Statistics for diastole

Last Updated

21 Aug 2018

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Time Traveler for diastole

The first known use of diastole was circa 1578

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More Definitions for diastole

diastole

noun
di·as·to·le | \ dī-ˈas-tə-(ˌ)lē \

Medical Definition of diastole 

1 : the passive rhythmical expansion or dilation of the cavities of the heart during which they fill with blood — compare systole

2 : the rhythmical expansion of a pulsating vacuole (as of an amoeba)

Other words from diastole

diastolic \ˌdī-ə-ˈstäl-ik \ adjective

More from Merriam-Webster on diastole

Britannica English: Translation of diastole for Arabic Speakers

Britannica.com: Encyclopedia article about diastole

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