vagus nerve

American  

noun

Anatomy.

• vagus nerves
  plural

1. either one of the tenth pair of cranial nerves, consisting of motor fibers that innervate the muscles of the pharynx, larynx, heart, and thoracic and abdominal viscera, and of sensory fibers that conduct impulses from these structures to the brain.

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vagus nerve Scientific  

/ vā′gəs /

1. Either of the tenth pair of cranial nerves that carries motor impulses from the brain to many major organs. The vagus nerve controls the muscles of the larynx (voice box), stimulates digestion, and regulates the heartbeat.

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Other Word Forms

Noun Inflected Forms

• vagus nerves
  plural

Etymology

Origin of vagus nerve

First recorded in 1830–40

Example Sentences

See Examples For:

vagus nerve

The increase depended on messages traveling from the gut through the vagus nerve.

From Science Daily ● Jul. 29, 2026

Published in Nature Communications, the research examined the vagus nerve, one of the body's main communication routes between the digestive system and the brain.

From Science Daily ● Jul. 29, 2026

Or a vagus nerve stimulator from Truvaga for $499.

From The Wall Street Journal ● Jul. 19, 2026

Her face and teeth were agony and she discovered later from a maxillofacial surgeon, that he had knocked her vagus nerve out of place.

From BBC ● Mar. 30, 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