/ Dictionary / Index I intervenor: Meaning and Definition of Find definitions for: in•ter•ve•nor Pronunciation: (in"tur-vē'nur), [key] — n. a person who intervenes, esp. in a lawsuit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intervenor (Thesaurus) intervening sequence intervention Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language