ventricle

noun
ven·​tri·​cle | \ ˈven-tri-kəl How to pronounce ventricle (audio) \

Definition of ventricle

: a cavity of a bodily part or organ: such as
a : a chamber of the heart which receives blood from a corresponding atrium and from which blood is forced into the arteries — see heart illustration
b : any of a system of communicating cavities in the brain that are continuous with the central canal of the spinal cord — see brain illustration

Examples of ventricle in a Sentence

Recent Examples on the Web The researchers also noted in their study abstract that some patients showed left ventricular diastolic dysfunction in the heart, which refers to an inability of the ventricle to fill to a normal volume, and lung function abnormalities. Jacqueline Howard, CNN, "Covid-19's 'serious, long-term impact' can improve with time, early evidence suggests," 6 Sep. 2020 The left ventricle of the heart may show enlargement. Betty Lin-fisher, USA TODAY, "Stress from coronavirus pandemic can lead to 'broken heart syndrome,' study finds," 9 July 2020 The thinner right ventricle pumps blood a short distance to the lungs. National Geographic, "Unique anatomy sets giraffe apart in the animal kingdom," 20 Sep. 2019 The disruption causes the ventricles, the heart’s lower chambers, to quiver in a chaotic rhythm that quickly leads to the most common cause of sudden cardiac death. Elizabeth Cooney, STAT, "MIT’s Koch Institute wins STAT Madness with technology to see tiny ovarian tumors," 6 Apr. 2020 This figure indicates what proportion of the blood in the left ventricle is being pumped out during each heart beat. The Editorial Board, WSJ, "Bernie Sanders’s Ejection Fraction," 28 Feb. 2020 The tumor took up most of the left ventricle of Oliver’s plum-sized heart. BostonGlobe.com, "IM AND LYDIA CAMERON’S 2½-year-old son, Oliver, doesn’t like to sit still. The toddler climbs and tumbles and runs around their home in Oxfordshire, England. He can play with his Thomas the Tank Engine trains for hours. He hasn’t napped for at least a year.," 28 Sep. 2019 The linemen, whose training emphasized short, high-intensity exercise, had shorter, wider ventricles with thicker walls. Eva Frederick, Science | AAAS, "Running—or sitting—can change the shape of your heart," 16 Sep. 2019 Inserted through an artery near his collarbone, the device provided assistance to his left ventricle, the heart’s main pumping chamber. Lauren Caruba, ExpressNews.com, "New heart pump aids San Antonio patients after heart attacks," 3 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ventricle.' 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 ventricle

14th century, in the meaning defined above

History and Etymology for ventricle

Middle English, borrowed from Latin ventriculus "belly, stomach, cavity in an organ," from ventr-, venter "belly, womb" + -culus, diminutive suffix (variant of -ulus -ule with nouns of the 3rd, 4th and 5th declensions) — more at venter

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Time Traveler for ventricle

Time Traveler

The first known use of ventricle was in the 14th century

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Statistics for ventricle

Last Updated

20 Sep 2020

Cite this Entry

“Ventricle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ventricle. Accessed 30 Oct. 2020.

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More Definitions for ventricle

ventricle

noun
How to pronounce ventricle (audio)

English Language Learners Definition of ventricle

technical : one of two sections of the heart that pump blood out to the body

ventricle

noun
ven·​tri·​cle | \ ˈven-tri-kəl How to pronounce ventricle (audio) \

Kids Definition of ventricle

: the part of the heart from which blood passes into the arteries

ventricle

noun
ven·​tri·​cle | \ ˈven-tri-kəl How to pronounce ventricle (audio) \

Medical Definition of ventricle

: a cavity of a bodily part or organ: as
a : a chamber of the heart which receives blood from a corresponding atrium and from which blood is forced into the arteries
b : one of the system of communicating cavities in the brain that are continuous with the central canal of the spinal cord, that like it are derived from the medullary canal of the embryo, that are lined with an epithelial ependyma, and that contain a serous fluid — see lateral ventricle, third ventricle, fourth ventricle
c : a fossa or pouch on each side of the larynx between the false vocal cords above and the true vocal cords below

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More from Merriam-Webster on ventricle

Nglish: Translation of ventricle for Spanish Speakers

Britannica English: Translation of ventricle for Arabic Speakers

Britannica.com: Encyclopedia article about ventricle

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