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 (TOK-sih-KAH-loh-jee)
- The study of poisons, including the source, effect, and treatment of poisoning. It is a branch of pharmacology (the study of drugs).