NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,812 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.

Cesamet
(SEH-suh-met)
A synthetic pill form of an active chemical in marijuana called delta-9-tetrahydrocannabinol (THC). Cesamet is used to treat nausea and vomiting caused by chemotherapy in patients who have not been helped by other therapy. It is a type of cannabinoid. Also called nabilone.