Meaning : The person for whom something is named.
Example :
Constantine I is the eponym for Constantinople.
Meaning : The name derived from a person (real or imaginary).
Example :
Down's syndrome is an eponym for the English physician John Down.
Eponym ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Eponym ka matlab kya hota hai?