Slideshows Images Quizzes

Copyright © 2018 by RxList Inc. RxList does not provide medical advice, diagnosis or treatment. See additional information.

Definition of GI

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

GI: 1. In medicine, commonly used abbreviation for gastrointestinal, referring collectively to the stomach and the small and large intestine.
2. Outside of medicine, GI may stand for galvanized iron, general issue or government issue (as in GI Joe).

Reviewed on 12/11/2018

Health Solutions From Our Sponsors