Lewis & Short

Gĕlōni, ōrum, m., = Γελωνοί,

  1. I. a Scythian people, on the Borysthenes, in the modern Ukraine, Mel. 2, 1, 13; Plin. 4, 12, 26, § 88; Verg. G. 2, 115; id. A. 8, 725; Hor. C. 2, 9, 23; 2, 20, 19; 3, 4, 35.
    In sing.: Gĕlō-nus, i, m., the Gelonian, collect., Verg. G. 3, 461.
  2. II. Deriv.: Gĕlōnus, a, um, adj., of or belonging to the Geloni, Gelonian: canes, Grat. Cyneg. 195.