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pyloric stenosis

American  

noun

Pathology.
  1. an abnormal narrowing of the valve at the outlet from the stomach, preventing normal passage of food into the small intestine.


Etymology

Origin of pyloric stenosis

First recorded in 1895–1900

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.

She started donating after Nigel underwent life saving surgery as a baby to treat pyloric stenosis, a serious condition affecting newborns where the passage between the stomach and the small bowel becomes narrower.

From BBC • Apr. 1, 2026

Leiland-James then started crying more and losing weight, leading to an eventual diagnosis of pyloric stenosis, a narrowing of the small intestine which was stopping milk from reaching his stomach.

From BBC • May 17, 2022

A few hours later, the hospital’s sonogram report suggested pyloric stenosis, a condition caused by a tight muscle that prevents food from exiting the stomach and entering the intestines.

From Washington Post • May 26, 2017

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