COGENT Meaning of COGENT in English [ 'kəʊdʒ(ə)nt ]■ adjective (of an argument or case) clear, logical, and convincing.Derivativescogency noun~ly adverb OriginC17: from L. ~- , cogere 'compel'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004