gymnosophist (n.)youdaoicibaDictYouDict[gymnosophist 词源字典]
c. 1400, from Greek gymnosophistai "the naked philosophers," from gymnos "naked" (see naked) + sophistes "wise man" (see sophist). Ancient Hindu holy men whose self-denial extended to clothes; they were known to the later Greeks through the reports of Alexander the Great's soldiers.[gymnosophist etymology, gymnosophist origin, 英语词源]