NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,406 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.
- internal medicine
- listen (in-TER-nul MEH-dih-sin)
- A branch of medicine that specializes in preventing, diagnosing, and treating diseases in adults, without using surgery. An internal medicine doctor is often a person’s main health care provider and may coordinate treatment given by other specialists.