/ Dictionary / Index F fulgurous: Meaning and Definition of Find definitions for: ful•gu•rous Pronunciation: (ful'gyur-us), [key] — adj. characteristic of or resembling lightning: the fulgurous cracking of a whip. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fulgurous (Thesaurus) fulgurite fulham Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language