Lewis & Short

1. Cassĭŏpē, ēs (Cassĭŏpēa, ae, Manil. 1, 354; Cassĭĕpēa or Cassĭĕ-peia, Cic. N. D. 2, 43, 111; Hyg. Astr. 2, 10), f., = Κασσιόπη, Κασσιόπεια, and Κασσιέπεια, the proud wife of Cepheus, and mother of Andromeda, who was punished on her account; made finally a constellation, Hyg. Fab. 64; id. Astr. 2, 10; 3, 10; Prop. 1, 17, 3; Ov. M. 4, 738; Cic. l. l.