Definition of Gastrointestinal
Gastrointestinal: Adjective referring collectively to the stomach and small and large intestines.
The commonly used abbreviation for gastrointestinal is GI. (Outside of medicine, GI can also stand for galvanized iron, general issue or government issue - as in GI Joe).
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=3555
Last Editorial Review: 10/9/2012
Drug Medical Dictionary of Terms by Letter
Medical Dictionary Term:
GI Disorders
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