Lewis & Short

Ērĭdănus, i, m., = Ἠριδανός.

  1. I. The mythical and poetical name of the river Po, Plin. 3, 16, 20, § § 117, 120; Verg. G. 4, 372; id. A. 6, 659; Prop. 1, 12, 4; 4 (5), 10, 39; Ov. M. 2, 324; 372; Mart. Cap. 6, § 640.
  2. II. The constellation Eridanus, Cic. Arat. 389; Hyg. Astr. 2, 32; Mart. Cap. 8, § 838 al.