RUBESCENT Meaning of RUBESCENT in English [ rʊ'bɛs(ə)nt ]■ adjective chiefly literary reddening; blushing.OriginC18: from L. ~- , rubescere 'redden', from ruber 'red'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004