NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,370 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.
- second opinion
- listen (SEH-kund uh-PIN-yun)
- In medicine, the opinion of a doctor other than the patient’s current doctor. The second doctor reviews the patient’s medical records and gives an opinion about the patient’s health problem and how it should be treated. A second opinion may confirm or question the first doctor’s diagnosis and treatment plan, give more information about the patient’s disease or condition, and offer other treatment options.