NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,881 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.
- hydrogen peroxide
- listen (HY-droh-jen peh-ROK-side)
- A chemical used in bleaches, dyes, cleansers, antiseptics, and disinfectants. In a concentrated form, it is toxic and irritating to tissues.