/ Dictionary / Index C caustic baryta: Meaning and Definition of Find definitions for: caus'tic bary'ta Pronunciation: [key] baryta (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. caustic alcohol caustic curve Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language