Classical Mythology. a queen of Thebes, the wife of Laius and the mother, later the wife, of Oedipus, by whom she bore Eteocles, Polynices, and Antigone: called Epicaste by Homer.
a king of Thebes, the son of Laius and Jocasta, and the father by Jocasta of Eteocles, Polynices, Antigone, and Ismeme: as was prophesied at his birth, he unwittingly killed his father and married his mother and, in penance, blinded himself and went into exile.