/ Dictionary / Index A Atascadero: Meaning and Definition of Find definitions for: A•tas•ca•de•ro Pronunciation: (u-tas"ku-dâr'ō), [key] — n. a town in SW California. 15,930. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ataraxia Atatürk Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language