Breadcrumb Home > Dictionary > Index O Cite orthodontics: Meaning and Definition of Find definitions for: or•tho•don•tics Pronunciation: (ôr"thu-don'tiks), [key] — n. (used with a sing. v.) the branch of dentistry dealing with the prevention and correction of irregular teeth, as by means of braces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: orthodontics (Thesaurus) orthodontia orthodonture TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs Related Content Daily Word Quiz: risible Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language