NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,804 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.

radiosensitization
(RAY-dee-oh-SEN-sih-tih-ZAY-shun)
The use of a drug that makes tumor cells more sensitive to radiation therapy.