gastrointestinal
adjective
gas·tro·in·tes·ti·nal
ˌga-strō-in-ˈte-stə-nᵊl 
-ˈtes(t)-nəl
: of, relating to, affecting, or including both stomach and intestine
Examples of gastrointestinal in a Sentence
Recent Examples on the Web
When something enters the stomach, nerves send a heads-up to the rest of your gastrointestinal system that something is coming, says Allison Miner, assistant professor of nutrition and food studies at George Mason University.
—
Sara Kiley Watson, Popular Science, 26 Feb. 2026
Orforglipron showed higher rates of adverse side effects such as nausea, vomiting and other gastrointestinal issues compared with semaglutide.
—Lauren J. Young, Scientific American, 26 Feb. 2026
Kombucha may improve stool consistency, support complete bowel movements, and reduce gastrointestinal symptoms such as bloating and diarrhea.
—Amy Brownstein, Verywell Health, 26 Feb. 2026
That’s a remarkably consistent effect, given that the knock on baking soda was always the risk of horrendous gastrointestinal side effects.
—Alex Hutchinson, Outside, 25 Feb. 2026
See All Example Sentences for gastrointestinal
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Sara Kiley Watson, Popular Science, 26 Feb. 2026
Orforglipron showed higher rates of adverse side effects such as nausea, vomiting and other gastrointestinal issues compared with semaglutide.
—Lauren J. Young, Scientific American, 26 Feb. 2026
Kombucha may improve stool consistency, support complete bowel movements, and reduce gastrointestinal symptoms such as bloating and diarrhea.
—Amy Brownstein, Verywell Health, 26 Feb. 2026
That’s a remarkably consistent effect, given that the knock on baking soda was always the risk of horrendous gastrointestinal side effects.
—Alex Hutchinson, Outside, 25 Feb. 2026
See All Example Sentences for gastrointestinal
Cite this Entry
“Gastrointestinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrointestinal. Accessed 27 Feb. 2026.
Copy CitationKids Definition
gastrointestinal
adjective
gas·tro·in·tes·ti·nal
ˌgas-trō-in-ˈtes-tən-ᵊl
: 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
: of, relating to, or affecting both stomach and intestine
gastrointestinal distress
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