NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,442 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- listen (GLOO-tuh-THY-one)
- A substance found in plant and animal tissues that has many functions in a cell. These include activating certain enzymes and destroying toxic compounds and chemicals that contain oxygen.