anadiplosis (n.)youdaoicibaDictYouDict[anadiplosis 词源字典]
"repetition of an initial word," 1580s, from Latin, from Greek anadiplosis, from anadiploesthai "to be doubled back, to be made double," from ana "back" (see ana-) + diploun "to double, fold over" (see diploma).[anadiplosis etymology, anadiplosis origin, 英语词源]