NIH Websites Are Changing Per Executive Order 14434, federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.
intrauterine
(IN-truh-YOO-teh-rin)
Inside the uterus (the small, hollow, pear-shaped organ in a woman’s pelvis in which a fetus develops).