Lewis & Short

Pĕlasgi, ōrum, m., = Πελασγοί,

  1. I. the oldest inhabitants of Greece, who were spread likewise over a part of Asia Minor, and over Crete, Latium, and Etruria, Serv. Verg. A. 2, 83; 8, 600; Mel. 1, 16; 19; 2, 2; Plin. 3, 5, 8, § 50.
  2. II. Transf., poet., Greeks: quem … Pelasgi … Demisere neci, Verg. A. 2, 83; Ov. M. 12, 19; 13, 13; 14, 562; id. F. 2, 281 al.
    Hence,
    1. A. Pĕ-lasgĭa, ae, f., and Pĕlasgis, ĭdis, f.
      1. 1. An old name of the Peloponnesus, Plin. 4, 4, 5, § 9.
      2. 2. A district of Thessaly, Plin. 4, 7, 14, § 28.
      3. 3. The isle of Lesbos, Plin. 5, 31, 39, § 139.
    2. B. Pĕlasgĭas, ădis, adj. f., Pelasgian, poet. for Grecian: Pelasgiades urbes, Ov. H. 9, 3.
    3. C. Pĕlasgis, ĭdis, adj. f., Pelasgian, poet. for Grecian, Lesbian: P. Sappho, Ov. H. 15, 217.
    4. D. Pĕlasgus, a, um, adj., Pelasgian, for Grecian: cum veter occubuit Priamus sub Marte Pelasgo, Enn. ap. Prisc. p. 607 P (Ann. v. 17 Vahl.): pubes Pelasga, Verg. A. 9, 154: ars, id. ib. 2, 152: quercus, Dodonean, Ov. A. A. 2, 541: laurus, Plin. 15, 30, 39, § 132.