Gr. Myth. sister of Philomela and wife of Tereus, transformed into a swallow by the gods
Origin of ProcneClassical Latin ; from Classical Greek Proknē
An Athenian princess who avenged the betrayal and cruelty of her husband, Tereus, by killing their son. She and her sister Philomela were changed into a swallow and a nightingale as Tereus pursued them.