/ Dictionary / Index B Bona Dea: Meaning and Definition of Find definitions for: Bo•na De•a Pronunciation: (bō'nu dē'u, dā'u), [key] an ancient Roman goddess of chastity and fertility. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bonaci Bonadoxin Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language