NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,926 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.
- listen (FY-toh-ES-truh-jin)
- An estrogen-like substance found in some plants and plant products. Phytoestrogens may have anticancer effects.