gastric bypass

noun
Updated on: 12 Nov 2017

Definition of gastric bypass

:a surgical bypass operation that typically involves reducing the size of the stomach and reconnecting the smaller stomach to bypass the first portion of the small intestine so as to restrict food intake and reduce caloric absorption in cases of severe obesity — compare gastric banding

Recent Examples of gastric bypass from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gastric bypass.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of gastric bypass

1967


Medical Dictionary

gastric bypass

noun

medical Definition of gastric bypass

:a surgical bypass operation performed to restrict food intake and reduce absorption of calories and nutrients in the treatment of severe obesity that typically involves reducing the size of the stomach and reconnecting the smaller stomach to bypass the first portion of the small intestine; especially :roux-en-y gastric bypass

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