catoptric (adj.)youdaoicibaDictYouDict[catoptric 词源字典]
"pertaining to mirrors or a mirror," 1774, from Latinized form of Greek katoptrikos, from katoptron "mirror," from kata- "against" (see cata-) + stem of optos "seen, visible" (see optic) + instrumental suffix -tron. Related: Catoptrics; catoptrical.[catoptric etymology, catoptric origin, 英语词源]