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vagus Syllabification: va·gus
Pronunciation: /ˈvāɡəs/

Definition of vagus in English:

noun (plural vagi-ɡī-jī-ɡē-jē)

(also vagus nerve) Anatomy
Each of the tenth pair of cranial nerves, supplying the heart, lungs, upper digestive tract, and other organs of the chest and abdomen.
Example sentences
  • The smooth muscle portion of the esophagus is innervated by neurons within the dorsal motor nucleus of the vagus.
  • First the doctor may try rubbing the side of the patient's neck where there is a nerve called the vagus nerve.
  • Participants had a generator implanted in the anterior chest that was connected to stimulating coils on the left vagus nerve.


Mid 19th century: from Latin (see vague).

Definition of vagus in:
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