NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,573 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.
- clinical trial
- listen (KLIH-nih-kul TRY-ul)
- A type of research study that tests how well new medical approaches work in people. These studies test new methods of screening, prevention, diagnosis, or treatment of a disease. Also called clinical study.