/ Dictionary / Index D Deianira: Meaning and Definition of Find definitions for: De•ia•ni•ra Pronunciation: (dē"yu-nī'ru), [key] — n. Class. Myth. a sister of Meleager and wife of Hercules, whom she killed unwittingly by giving him a shirt that had been dipped in the poisoned blood of Nessus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. D.E.I. deice Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language