a sister of Meleager and wife of Hercules. She unintentionally killed Hercules by dipping his tunic in the poisonous blood of the Centaur Nessus, thinking it to be a love charm
Deianira in American English
(ˌdijəˈnairə)
noun
Classical Mythology
a sister of Meleager and wife of Hercules, whom she killed unwittingly by giving hima shirt that had been dipped in the poisoned blood of Nessus