Ionic (adj.)youdaoicibaDictYouDict[Ionic 词源字典]
"pertaining to Ionia," 1570s of music; 1580s of architecture, from Latin Ionicus, from Greek Ionikos (see Ionian).[Ionic etymology, Ionic origin, 英语词源]
ionic (adj.)youdaoicibaDictYouDict
"pertaining to ions," 1890, from ion + -ic.