NCI Dictionary of Cancer Terms
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.
- bilateral prophylactic mastectomy
- listen (by-LA-teh-rul PROH-fih-LAK-tik ma-STEK-toh-mee)
- Surgery to remove both breasts in order to reduce the risk of developing breast cancer.