daughter of Agamemnon and Clytaemnestra, responsible for the murder of her mother, from Greek Elektra, literally "shining, bright," related to elektor "the beaming sun" and perhaps to elektron "amber." Especially in psychological Electra complex (1913) in reference to a daughter who feels attraction toward her father and hostility to her mother.
In classical mythology, a daughter of Agamemnon. To avenge his death, she helped her brother, Orestes, kill their mother and her lover.
Note: The “Electra complex” in psychology involves a girl's or woman's unconscious sexual feelings for her father.