I.masc. collat. form Pēlĭos , Plin. 4, 8, 15, § 30: “Pelio, scanned as a dissyl. per syniz.,” Sil. 3, 495), n., = Πήλιον, a high mountain in Thessaly, a continuation of Ossa, now Zagora, Plin. 2, 65, 65, § 162; Verg. G. 1, 281; 3, 94; Ov. M. 12, 513; 1, 155; Mel. 2, 3, 2.—Hence,
A. Pēlĭăcus , a, um, adj., of or belonging to Pelion: “vertex,” Cat. 64, 1: “apex,” Ov. F. 1, 308: “juga,” Stat. Achill. 1, 321: trabs, i.e. the Argo (because built of timber from Pelion), Prop. 3 (4), 22, 12. “Peliaca carina,” Val. Fl. 8, 417; cf. also: Peliaca cuspis, of Achilles, cut on Pelion, Ov. M. 12, 74: “axis,” the chariot of Achilles, Sen. Troad. 414.—
B. Pēlĭus , a, um, adj., of or belonging to Pelion, Pelian: “mons,” Cic. Fat. 15, 35: in nemore Pelio, Enn. ap. Auct. ad Her. 2, 22, 34 (Trag. v. 280 Vahl.); so, “in imitation, nemus,” Phaedr. 4, 7, 6.—
C. Pēlĭas , ădis, f. adj., that comes from Pelion: Pelias hasta, the spear of Achilles (because its shaft came from Pelion), Ov. H. 3, 126: “pinus,” the Argo, Stat. Th. 5, 335.—As subst.: Pēlĭas , ădis, f., a spear, Auct. Pan. ad Pis. 165.