/ Dictionary / Index A achoo: Meaning and Definition of Find definitions for: a•choo Pronunciation: (ä-ch'), [key] — interj. ahchoo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. achondroplasia achroite Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language