EFFULGENT Meaning of EFFULGENT in English [ ɪ'fʌldʒ(ə)nt ]■ adjective literary shining brightly.Derivativeseffulgence noun~ly adverb OriginC18 (earlier (C17) as effulgence ): from L. ~- , effulgere 'shine brightly'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004