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gastrointestinal

American  
[gas-troh-in-tes-tuh-nl] / ˌgæs troʊ ɪnˈtɛs tə nl /

adjective

Anatomy.
  1. of, relating to, or affecting the stomach and intestines.


gastrointestinal British  
/ ˌɡæstrəʊɪnˈtɛstɪnəl /

adjective

  1. of or relating to the stomach and intestinal tract

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of gastrointestinal

First recorded in 1825–35; gastro- + intestinal

Vocabulary lists containing gastrointestinal

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.

Rupert Williams, who has gastrointestinal failure and haemophilia A, was among six children who attended the event which included a treasure hunt hosted by the Queen at Clarence House.

From BBC • Jun. 4, 2026

Early-stage data for GSK’s drug candidate IDRx-42 presented at the American Society of Clinical Oncology’s annual meeting showed potential as a first-line treatment for gastrointestinal cancer, Jefferies says.

From The Wall Street Journal • Jun. 2, 2026

About 44% of users in the study mentioned at least one side effect, most commonly gastrointestinal problems.

From Science Daily • May 24, 2026

A study of a 105-day, around-the-world cruise found that about 20 percent of the passengers visited the ship’s doctor for an infection, mostly respiratory or gastrointestinal.

From Slate • May 16, 2026

She was given an endoscopy, an MRI, and a barium swallow to test her gastrointestinal tract.

From "Zeitoun" by Dave Eggers

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