Breadcrumb Home > Dictionary > Index R rel. pron.: Meaning and Definition of Find definitions for: rel. pron. Pronunciation: [key] relative pronoun. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. relocate relucent ✖ Related Content Daily Word Quiz: hieratic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language