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.
As its name suggests, this gastrointestinal infection typically causes plenty of diarrhea and loose stools, alongside abdominal cramps and flu-like symptoms such as fever and malaise. Julia Ries Wexler, SELF, 26 Dec. 2025 Researchers have found that ginger supplements are effective in managing gastrointestinal disorders, such as irritable bowel syndrome (IBS). Mark Gurarie, Verywell Health, 26 Dec. 2025 Some kids may also experience gastrointestinal issues like vomiting and diarrhea. Erika Edwards, NBC news, 22 Dec. 2025 The most common side effects were gastrointestinal related and generally mild to moderate in severity. Annika Kim Constantino, CNBC, 18 Dec. 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 30 Dec. 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
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