/ Dictionary / Index C Central Treaty Organization: Meaning and Definition of Find definitions for: Cen'tral Trea'ty Organiza"tion. Pronunciation: [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Central time Central Valley Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language