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vagus

American  
[vey-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:

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

The researchers found that a device designed to stimulate the vagus nerve was linked to sustained improvements in depressive symptoms, daily functioning, and overall quality of life.

From Science Daily Jan. 20, 2026

If there's one nerve you want to touch in 2026 - it's the vagus nerve.

From BBC Jan. 2, 2026

“There’s no automatic cut-in of the vagus nerve,” Phil Resch said, “in an android. As there is in a human. Weren’t you taught that when they trained you? I got taught that years ago.”

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

A scientific indication as to whether a heart is disturbed through the action of the vagi or whether the disturbance is due to muscle degeneration may be obtained by the administration of atropin.

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

The nervous inhibitory control through the vagi must also be normal, and there must be no abnormal reflexes of any part of the body to interfere with the normal vagus control of the heart.

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

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 Osborne, Oliver T. (Oliver Thomas)

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

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

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 Jackson, Chevalier

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