NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,777 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

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).