Eponym
Pronunciation : Ep"o*nym, Ep"o*nyme
Part of Speech : n.
Etymology : [Cf. F. ?ponyme. See Eponymous.]
Definition : 1. The hypothetical individual who is assumed as the person from whom any race, city, etc., took its name; as, Hellen is an eponym of the Hellenes.
2. A name, as of a people, country, and the like, derived from that of an individual.
Source : Webster's Unabridged Dictionary, 1913