Final answer:
An eponym in medicine is a term derived from the name of a person associated with the discovery or description of a condition, disease, or anatomical structure.
Step-by-step explanation:
An eponym is a medical term that is derived from the name of a person, usually a physician or scientist, who is associated with the discovery or description of a particular condition, disease, or anatomical structure.
An example of a medical term that is an eponym is Parkinson's disease, which is named after Dr. James Parkinson, who first described the condition in 1817.
Other examples of eponyms in medicine include Alzheimer's disease, Hodgkin's lymphoma, Crohn's disease, and Lou Gehrig's disease.