Define the Word eponym

Define the word eponym.

A) Eponym is a term denoting an anatomical structure or clinical condition in humans that is identical to another anatomical structure or clinical condition in animals.
B) Eponym is a term used to describe multiple diseases caused by the same pathology.
C) Eponym is a term denoting structures in the body that share the same names.
D) Eponym is a term denoting an anatomical structure or clinical condition that is named after a person.
E) Eponym is a term denoting the study of anatomy by dissection of cadavers.