eponym
/ˈepənɪm/noun
1- a person after whom a discovery, invention, place, etc., is named or thought to be named名祖（姓名被用来或被认为用来命名某发现或某发明、某地等的人）。
1.1
- a name or noun formed in such a way人名名称。
词源
mid 19th cent.: from Greek epōnumos 'given as a name, giving one's name to someone or something', from epi 'upon' + onoma 'name'.