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vagus

American  
[vay-guhs] / ˈveɪ gəs /

noun

  • vagi
    plural
  1. vagus nerve.


vagus British  
/ ˈveɪɡəs /

noun

  1. the tenth cranial nerve, which supplies the heart, lungs, and viscera

"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

Other Word Forms

Noun Inflected Forms


Etymology

Origin of vagus

1830–40; < Latin: wandering


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

When the researchers interrupted these nerve pathways, the results suggested that communication through the vagus nerve also contributes to the body's response to nutrient order.

From Science Daily ● Oct. 11, 2026

When the researchers disrupted communication along the vagus nerve, acetylcholine levels no longer rose after the animals ate.

From Science Daily ● Jul. 29, 2026

Or a vagus nerve stimulator from Truvaga for $499.

From The Wall Street Journal ● Jul. 19, 2026

GLP-1 receptors are expressed not just in the pancreas and stomach, but throughout the vagus nerve, the brain stem, and the hypothalamus.

From Slate ● Mar. 22, 2026

“For a few seconds. Suspends its respiration; yours, too, but humans can function without respiring—perspiring?—for a couple of minutes, but the vagus nerve of an andy—”

From "Do Androids Dream of Electric Sheep?" by Philip K. Dick

It is a familiar physiologic fact that stimulation of the vagi slows the heart or even stops it.

From Disturbances of the Heart by Oliver T. (Oliver Thomas) Osborne

Under the influence of atropin the heart rate is increased by paralysis of the vagi.

From Disturbances of the Heart by Oliver T. (Oliver Thomas) Osborne

The vagus also is directly concerned with the deglutitory act, for swallowing is impossible if both vagi are cut.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Chevalier Jackson

The heart is slowed by the action of nicotin on the vagi, as these nerves are stimulated both centrally and peripherally.

From Disturbances of the Heart by Oliver T. (Oliver Thomas) Osborne

This slow heart sometimes occurs after rheumatic fever; it is quite frequent after diphtheria, and may show a disturbance of the vagi.

From Disturbances of the Heart by Oliver T. (Oliver Thomas) Osborne

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