DELUDE Meaning of DELUDE in English [ dɪ'l(j)u:d ]■ verb make (someone) believe something false.Derivatives~d adjective~dly adverb~r noun OriginME: from L. ~re 'to mock', from de- + ludere 'to play'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004