pyloric-stenosis

pyloric stenosis

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

Origin:
1895–1900

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

pyloric stenosis n.
Narrowing of the gastric pylorus, especially by congenital muscular hypertrophy or by scarring resulting from a peptic ulcer.

The American Heritage® Stedman's Medical Dictionary
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