Lewis & Short

Rhēnus, i, m.

  1. I. The Rhine, the river which divided Gaul from Germany, Caes. B. G. 1, 1; 4, 10; 4, 17; 6, 9; Tac. G. 1; id. A. 1, 63; 2, 6; Mel. 3, 2 sq.; Plin. 4, 14, 28, § 100; Cic. Pis. 33, 81; Verg. A. 8, 727; id. E. 10, 47; Hor. S. 1, 10, 37; id. A. P. 18; Ov. M. 2, 258; id. P. 3, 4, 88.
    Hence, Rhē-nānus, a, um, adj., of or belonging to the Rhine, Rhenish: terrae, Sid. Ep. 4, 17 (but in Mart. 9, 35, 4, Rhenigenam is the better reading).—;
      1. 2. Meton., the dwellers on the Rhine, the Germans, Ov. F. 1, 286; id. P. 3, 4, 88; Luc. 5, 268; Stat. S. 1, 4, 89; hence, plur.: ingentes locat Rhenos, Pers. 6, 47.
  2. II. A small river in Italy tributary to the Po, now the Reno, Plin. 3, 16, 20, § 118; Sil. 8, 599.