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

These symptoms can sometimes be preceded by diarrhea or other gastrointestinal problems. —Asuka Koda, CNN Money, 30 Oct. 2025

Both substances have been linked to high risks of lung and gastrointestinal cancers. —Khloe Quill, FOXNews.com, 30 Oct. 2025

How Gut Bacteria Affects Body Weight Your gastrointestinal (GI) tract is full of microorganisms, including bacteria, viruses, and fungi. —Kirstyn Hill, Health, 27 Oct. 2025

Since the beginning of the year, the CDC has reported 20 outbreaks of gastrointestinal illness on cruise ships in the Vessel Sanitation Program’s (VSP) jurisdiction. —Colson Thayer, PEOPLE, 23 Oct. 2025

Word History

First Known Use

1831, in the meaning defined above

Phrases Containing gastrointestinal

• gastrointestinal tract

Rhymes for gastrointestinal

• intestinal

Kids 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