NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,791 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.

licorice root extract
(LIH-kuh-rish … EK-strakt)
A substance prepared from dried roots of the plant Glycyrrhiza glabra. It is used as a flavoring in medicines, drinks, and sweets, and it is being studied in the treatment of cancer. Licorice root extract contains several compounds that reduce inflammation, kill certain bacteria and viruses, act like estrogen and other hormones, and may cause cancer cells to die. It is a type of antioxidant.