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

This includes efforts to develop vaccines for a variety of diseases, including Lyme disease, dengue and a sometimes life-threatening gastrointestinal infection known as Clostridium difficile. —Will Stone, NPR, 12 Mar. 2025

In a statement obtained by PEOPLE, Princess Cruises confirmed cases of mild gastrointestinal illness on the voyage. —Moná Thomas, People.com, 12 Mar. 2025

There have been nine outbreaks of gastrointestinal illness that met the health agency’s threshold for public notification so far this year. —Nathan Diller, USA TODAY, 11 Mar. 2025

The effect emotional stress has on the brain can be connected to symptoms in the gastrointestinal system.13 Meditation, mindfulness, and yoga are relaxation exercises that help manage stress. —Amber J. Tresca, Verywell Health, 10 Mar. 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