Lewis & Short

Naupactus (-os), i, f., and Nau-pactum, i, n., = Ναύπακτος,

  1. I. a city of Ætolia, on the Gulf of Corinth, now Epakto or Lepanto, Caes. B. C. 3, 35; Mel. 2, 3, 5; Cic. Pis. 37, 91; Liv. 36, 30; 34 sq.; Plin. 4, 2, 3, § 6.
    Hence,
  2. II. Naupactōus, a, um, adj., Naupactian: Naupactous Achelous, Ov. F. 2, 43.