cogentyoudaoicibaDictgodict[cogent 词源字典]
cogent: see squat
[cogent etymology, cogent origin, 英语词源]
cogent (adj.)youdaoicibaDictgodict
1650s, from French cogent "necessary, urgent" (14c.), from Latin cogentem (nominative cogens), present participle of cogere "to curdle; to compel; to collect," literally "to drive together," from com- "together" (see co-) + agere "to drive" (see act (n.)).