/ Dictionary / Index O Orestes: Meaning and Definition of Find definitions for: O•res•tes Pronunciation: (ô-res'tēz, ō-res'-), [key] — n. the son of Agamemnon and Clytemnestra, and the brother of Electra and Iphigenia: he avenged the murder of Agamemnon by killing Clytemenestra and her lover, Aegisthus, then was pursued by the Furies until saved by Athena. (italics) a tragedy (408 b.c.) by Euripides. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: orestes (Thesaurus) Oresteia* Orestes complex Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language