I. In the shade, shaded, shady (class.): “opaca vocantur umbrosa,” Fest. p. 185 Müll.: “ripa,” Cic. Leg. 1, 5, 15: “frigus,” shady coolness, cool shade, Verg. E. 1, 53: “vallis,” Hor. Ep. 1, 16, 5.—Comp.: “locus umbrā opacior,” Plin. Ep. 5, 6, 25.—Sup.: “opacissima nemorum pascua,” Col. 6, 22.—Neutr. absol.: “colores, qui in opaco clarius micant,” in the shade, Plin. 10, 20, 22, § 43.—So in plur. with gen.: “per opaca locorum,” through shady places, Verg. A. 2, 725; 6, 633.—
B. Transf.
1. Darkened as if by shades, dark, obscure (poet. and in post-class. prose): “nox,” Verg. A. 4, 123: “domus Cyclopis,” id. ib. 3, 619: “nubes,” Ov. A. A. 2, 619: “mater,” i. e. the earth, id. M. 2, 274: “crepuscula,” in the lower regions, id. ib. 14, 122: “vetustas,” Gell. 10, 3, 15: “mons,” Vulg. 1 Reg. 23, 14.—*
2. Bushy, thick: “barba,” Cat. 37, 19.—
II. That gives or casts a shade, shady (poet.): “nemus,” Verg. A. 8, 107: “ilex,” id. ib. 11, 851: “herba,” Ov. M. 3, 438.