/ Dictionary / Index I influential: Meaning and Definition of Find definitions for: in•flu•en•tial Pronunciation: (in"fl-en'shul), [key] — adj. having or exerting influence, esp. great influence: three influential educators. —n. a person who exerts or can exert strong influence: according to influentials of the fashion industry. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: influential (Thesaurus) influent influenza Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language