toponym (n.)youdaoicibaDictYouDict[toponym 词源字典]
1939, "place name," from comb. form of Greek topos "place" (see topos) + -onym "name" (see name (n.)). Toponymy "study of place names" is from 1876. Related: Toponymic; toponymics.[toponym etymology, toponym origin, 英语词源]