NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,777 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.

kretek
(KREE-tek)
A type of cigarette that is made in Indonesia. It is made using a mixture of tobacco, cloves, and other ingredients. Kreteks contain nicotine and many cancer-causing chemicals that are harmful to both smokers and nonsmokers. Smoking kreteks can lead to nicotine addiction and can cause lung cancer and other lung conditions. Also called clove cigarette.