NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 8,199 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.

mental health counselor
(MEN-tul helth KOWN-seh-ler)
A specialist who talks to patients and their families about emotional and personal matters, and can help them make decisions. Also called counselor.