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.

amputation
(am-pyoo-TAY-shun)
The removal by surgery of a limb (arm or leg) or other body part because of injury or disease, such as diabetes or cancer.