/ Dictionary / Index R root doctor: Meaning and Definition of Find definitions for: root' doc"tor Pronunciation: [key] — Chiefly Southern U.S. Chiefly Southern U.S. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. root division rooted Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language