ful·gent \ˈfu̇ljənt, ˈfəl-\adjective Etymology: Middle English, from Latin fulgent-, fulgens, present participle of fulgēre to shine, flash; akin to Latin flagrare to burn — more at black : dazzlingly bright : radiant < the sun was fulgent — Dan Levin > < lilac and wistaria … fulgent, with a burning scent — William Faulkner > • ful·gent·lyadverb