systole
noun
sys·to·le
ˈsi-stə-(ˌ)lē 
: a rhythmically recurrent contraction
especially
: the contraction of the heart by which the blood is forced out of the chambers and into the aorta and pulmonary artery compare diastole
Examples of systole in a Sentence
Recent Examples on the Web
When the person in the image was black, participants who had to react during systole were more likely to shoot unarmed individuals, than people primed with the same image during diastole.
—
Nathaniel Scharping, Discover Magazine, 17 Jan. 2017
At systole, when the heart contracts, the valves at the bases of the great vessels (pulmonic and aortic) open, while those between the atria and ventricles (tricuspid and mitral) close.
—Tony Dajer, Discover Magazine, 18 June 2022
The systole of the pandemic presented other opportunities, however.
—A Universe, Vulture, 19 May 2022
Their 2014 study showed that the amygdala is more active during systole, the result of regular jolts of activity from the heart-monitoring baroreceptors.
—Nathaniel Scharping, Discover Magazine, 17 Jan. 2017
The researchers found that during systole, people tended to perceive fearful faces more intensely.
—Quanta Magazine, 6 July 2020
Instead, the participants responded more fearfully to all the shapes that were presented at systole.
—Quanta Magazine, 6 July 2020
Nathaniel Scharping, Discover Magazine, 17 Jan. 2017
At systole, when the heart contracts, the valves at the bases of the great vessels (pulmonic and aortic) open, while those between the atria and ventricles (tricuspid and mitral) close.
—Tony Dajer, Discover Magazine, 18 June 2022
The systole of the pandemic presented other opportunities, however.
—A Universe, Vulture, 19 May 2022
Their 2014 study showed that the amygdala is more active during systole, the result of regular jolts of activity from the heart-monitoring baroreceptors.
—Nathaniel Scharping, Discover Magazine, 17 Jan. 2017
The researchers found that during systole, people tended to perceive fearful faces more intensely.
—Quanta Magazine, 6 July 2020
Instead, the participants responded more fearfully to all the shapes that were presented at systole.
—Quanta Magazine, 6 July 2020
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'systole.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near systole
Cite this Entry
“Systole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/systole. Accessed 5 Nov. 2024.
Copy CitationKids Definition
systole
noun
sys·to·le
ˈsis-tə-lē
: the contraction of the heart by which the blood is forced onward and the circulation kept up compare diastole
Medical Definition
systole
noun
sys·to·le
ˈsis-tə-(ˌ)lē
: the contraction of the heart by which the blood is forced onward and the circulation kept up compare diastole sense 1
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