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

Simon’s parents, Don and Gail Patterson, also died after suffering severe gastrointestinal illness that culminated in multiple organ failure. —Hilary Whiteman, CNN Money, 8 Sep. 2025

Gastrointestinal Issues Another less obvious symptom of anxiety is gastrointestinal (GI) issues. —Angela Ryan Lee, Verywell Health, 4 Sep. 2025

During the clinical trial, the observed side effects were mainly gastrointestinal, such as nausea and vomiting. —Joshua P. Cohen, Forbes.com, 2 Sep. 2025

But the drugs can cause side effects such as upper respiratory infections, fatigue, nausea and gastrointestinal issues. —Jia H. Jung, Mercury News, 1 Sep. 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