NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,886 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 (ta-loh-TREK-sin)
- A substance that is being studied in the treatment of leukemia and some other types of cancer. It belongs to the family of drugs called antifolates.