What it means
The ending for a person who is an expert in a field ending in -logyLUH-jeeA word ending that means the study of something.Full entry . A cardiologistkar-dee-OL-uh-jistA physician who specializes in diseases of the heart and blood vessels.cardi/o heart-logist specialistFull entry treats the heart, a neurologist the nervous system, an oncologist cancer, and a psychologist studies the mind and behavior.
Related terms
-logy
A word ending that means the study of something.
oncology
The branch of medicine that deals with cancer.
cardiologist
A physician who specializes in diseases of the heart and blood vessels.