deferent (adj.)youdaoicibaDictYouDict[deferent 词源字典]
1620s, from French déférent (16c.), from Latin deferentem (nominative deferens), present participle of deferre "to carry down or away" (see defer (v.2)). Earlier in Middle English as a word in astronomy (early 15c.).[deferent etymology, deferent origin, 英语词源]