/ Dictionary / Index E existent: Meaning and Definition of Find definitions for: ex•ist•ent Pronunciation: (ig-zis'tunt), [key] — adj. existing; having existence. now existing. —n. a person or thing that exists. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: existent (Thesaurus) existence theorem existential Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language