NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,184 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.
- advance directive
- listen (ad-VANS duh-REK-tiv)
- A legal document that states the treatment or care a person wishes to receive or not receive if he or she becomes unable to make medical decisions (for example, due to being unconscious or in a coma). Some types of advance directives are living wills and do-not-resuscitate (DNR) orders.