In Greek mythology, Idyia, or Eidyia /aɪˈdaɪ.ə/ was a daughter of Oceanus and Tethys, and queen to Aeetes, king of Colchis. Mother of Medea, Chalciope and Absyrtus, she was also the youngest of the Oceanides.
References
Idyia Wikipedia(Text) CC BY-SA