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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.

Gastrointestinal failure means Rupert's digestive system does not function as it should, while haemophilia A is a condition which affects how his blood clots.

From BBC • Jun. 4, 2026

That resource, known as the 'Unified Human Gastrointestinal Genome catalogue', maps the genetic blueprints of microbes that live inside us.

From Science Daily • Feb. 14, 2026

These conversations naturally bring up anxiety and pain for parents, said Hadley Maya, a clinical social worker at the Center for Young Onset Colorectal and Gastrointestinal Cancer at Memorial Sloan Kettering Cancer Center.

From Seattle Times • Mar. 22, 2024

Some 44% of these microbial genomes had not yet been recorded in large catalogues such as the Unified Human Gastrointestinal Genome database.

From Scientific American • Jun. 26, 2023

Worm colic is discussed under the heading "Gastrointestinal parasites," page 90.

From Special Report on Diseases of the Horse by Michener, Charles B.

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