NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,894 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
- tumor promotion
- listen (TOO-mer proh-MOH-shun)
- A process in which existing tumors are stimulated to grow. Tumor promoters are not able to cause tumors to form.