A daughter of Agamemnon and Clytemnestra: she encourages her brother, Orestes, to kill their mother and their mother's lover, who together murdered Agamemnon.
Webster's New World
Electra Sentence Examples
It is in the Sophoclean play that Electra is most prominent.
Aletes was slain by Orestes, and Electra became the wife of Pylades.
The story of Electra is the subject of the Choephori of Aeschylus, the Electra of Sophocles and the Electra of Euripides.
The story of Orestes was the subject of the Oresteia of Aeschylus (Agamemnon, Choephori, Eumenides), of the Electra of Sophocles, of the Electra, Iphigeneia in Tauris, and Orestes, of Euripides.
Orestes and Iphigeneia fled, takini with them the image; at Delphi they met Electra, the sister of Orestes, who having heard that her brother had been sacrificed by the Tauric priestess, was about to tear out the eyes of Iphigeneia.