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.

oncolytic virus therapy
(ON-koh-LIH-tik VY-rus THAYR-uh-pee)
Treatment using an oncolytic virus (a virus that infects and breaks down cancer cells but not normal cells ). Oncolytic virus therapy may make it easier to kill tumor cells with chemotherapy and radiation therapy. It is a type of targeted therapy. Also called oncolytic virotherapy, viral therapy, and virotherapy.