NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,863 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.

androgen receptor
(AN-droh-jen reh-SEP-ter)
A protein that binds male hormones called androgens. Androgen receptors are found inside the cells of male reproductive tissue, some other types of tissue, and some cancer cells. In prostate cancer, androgens bind to androgen receptors inside the cancer cells, which causes the cancer cells to grow. Also called AR.