NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,922 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.
- small cell lung cancer
- listen (... sel lung KAN-ser)
An aggressive (fast-growing) cancer that forms in tissues of the lung and can spread to other parts of the body. The cancer cells look small and oval-shaped when looked at under a microscope.