re·ful·gent \-nt\adjective Etymology: Latin refulgent-, refulgens, present participle of refulgēre to shine brightly, glitter, from re- + fulgēre to shine, flash — more at fulgent : giving out a bright light : richly radiant < refulgent sunset > : shining, brilliant < in arms … of golden panoply, refulgent host — John Milton > Synonyms:see bright