NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,790 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.
- polymerase chain reaction
- listen (puh-LIH-meh-rays chayn ree-AK-shun)
A laboratory method used to make many copies of a specific DNA sequence. Also called PCR.