NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,894 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.

deoxyribonucleic acid
(dee-OK-see-RY-boh-noo-KLAY-ik A-sid)
The molecules inside cells that carry genetic information and pass it from one generation to the next. Also called DNA.