gymno-youdaoicibaDictYouDict[gymno- 词源字典]
before vowels gymn-, word-forming element meaning "naked, stripped, bare," from comb. form of Greek gymnos "naked, unclad; bare, mere," from a metathesis of PIE *nogw-mo-, suffixed form of *nogw- "naked" (see naked).[gymno- etymology, gymno- origin, 英语词源]