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
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Clark said the Naval Special Warfare Command reported 1,168 cases of acute gastrointestinal illnesses, such as nausea, diarrhea and vomiting, among Navy SEAL and Special Warfare Combat crewman candidates at the Coronado base from January 2019 to May 2023. Tammy Murga The San Diego Union-Tribune (tns), arkansasonline.com, 17 Feb. 2025 Protease inhibitors bind to protein, so they can’t be broken down or used properly, leading to inflammation or other gastrointestinal changes.1112 Squash, legumes, and whole grains are all sources of protease inhibitors. Christina Manian, Health, 15 Feb. 2025 How shift work affects you Research suggests that shift workers have higher risks of developing various health conditions like gastrointestinal disorders, mood disorders and cardiovascular disease. Eric Berger, New York Times, 12 Feb. 2025 The most common side effects of GLP-1 medicines are nausea, constipation and other gastrointestinal issues, and participants on semaglutide in the trial experienced generally mild effects of that nature as well, the researchers said. Meg Tirrell, CNN, 12 Feb. 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

Dictionary Entries Near gastrointestinal

Cite this Entry

“Gastrointestinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrointestinal. Accessed 21 Feb. 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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