gastrointestinal

adjective

gas·​tro·​in·​tes·​ti·​nal ˌga-strō-in-ˈte-stə-nᵊl How to pronounce gastrointestinal (audio)
-ˈtes(t)-nəl
: of, relating to, affecting, or including both stomach and intestine

Examples of gastrointestinal in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These symptoms can be preceded by diarrhea or other gastrointestinal symptoms, according to the agency. Michelle Del Rey, USA Today, 20 Oct. 2025 Here, patients were much less likely to have gastrointestinal side effects like constipation, and cannabis offered better relief over 6 months than their painkillers. NPR, 20 Oct. 2025 Salmonella bacteria can cause gastrointestinal illness and fever called salmonellosis. Matthew Robinson, MSNBC Newsweek, 16 Oct. 2025 Eliana didn’t have allergies or a gastrointestinal condition; instead, tests pointed to a problem with her immune system. Kaitlin Sullivan, NBC news, 15 Oct. 2025 See All Example Sentences for gastrointestinal

Word History

First Known Use

1831, in the meaning defined above

Time Traveler
The first known use of gastrointestinal was in 1831

Cite this Entry

“Gastrointestinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrointestinal. Accessed 24 Oct. 2025.

Kids Definition

gastrointestinal

adjective
gas·​tro·​in·​tes·​ti·​nal ˌgas-trō-in-ˈtes-tən-ᵊl How to pronounce gastrointestinal (audio)
: of, relating to, or including both stomach and intestine

Medical Definition

gastrointestinal

adjective
gas·​tro·​in·​tes·​ti·​nal ˌgas-trō-in-ˈtes-tən-ᵊl, -ˈtes(t)-nəl How to pronounce gastrointestinal (audio)
: of, relating to, or affecting both stomach and intestine
gastrointestinal distress
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!