Intrauterine means "inside the uterus."
A baby grows inside the mother's womb, or uterus. This is called an intrauterine environment.
An intrauterine device (IUD) is an object placed in the uterus to prevent conception and pregnancy.
Katz VL. Reproductive anatomy: Gross and microscopic, clinical correlations. In: Lentz GM, Lobo RA, Gershenson DM, Katz VL, eds. Comprehensive Gynecology. 6th ed. Philadelphia, PA: Elsevier Mosby; 2012:chap 3.
Update Date 8/14/2015
Updated by: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.