Eurydice/Definition

From Greek mythology, the wife of Orpheus who died, but her husband journeyed to Tartaros to retrieve her. Because of her beautiful singing, Hades and Persephone agreed to let her live again on condition that her husband not look back at her until they reached the upper world, but he forgot, and she vanished into Tartaros. Source: Elizabeth Vandiver, Classics scholar, authority on Greek mythology and Greek tragedy, including the Iliad, Odyssey, Aeneid, Homer, and Virgil. This definition is based on her course Classical Mythology for The Teaching Company.