optyoudaoicibaDictYouDict[opt 词源字典]
opt: see opinion
[opt etymology, opt origin, 英语词源]
opt (v.)youdaoicibaDictYouDict
1877, from French opter "to choose" (16c.), from Latin optare "choose, desire" (see option). To opt out is attested from 1922. Related: Opted; opting.