/ Dictionary / Index A Agatha: Meaning and Definition of Find definitions for: Ag•a•tha Pronunciation: (ag'u-thu), [key] — n. a female given name: from a Greek word meaning “good.” Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. agateware Agatho Related Content Daily Word Quiz: cosmology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language