Lewis & Short

1. Ismărus, i, m., or Ismăra, ōrum, n., = Ἴσμαρος,

  1. I. a mountain on the southern coast of Thrace: Ismara propter, Lucr. 5, 31: juvat Ismara Baccho conserere, Verg. G. 2, 37; Stat. Th. 7, 685.
    Form Ismarus: Rhodope miratur et Ismarus Orphea, Verg. E. 6, 30.
    1. B. Transf., the city at the foot of the mountain, and the territory belonging to it: quos Idas pater, et patria Ismara mittit, Verg. A. 10, 351: Castra decem annorum, Ciconum manus, Ismara capta, Prop. 3, 12 (4, 11), 25.
  2. II. Derivv. Ismărĭ-cus, a, um, adj., of or belonging to Ismarus, Ismarian: Aquilo, Avien. Perieg. 33.
    1. B. Ismărĭus, a, um, adj., of or belonging to Ismarus, Ismarian, Thracian: gentes, Ov. M. 10, 305: juga, id. F. 3, 410: Bacchae, id. M. 9, 642: rex, i. e. Polymestor, king of Thrace, id. ib. 13, 530: vallis, the valley where Orpheus drew the wild beasts after him by the sound of his lyre, Prop. 2, 13, 6 (3, 4, 6).