CACTUS n.
Any plant of the order Cactacæ, as the prickly pear and the night-blooming cereus. See Cereus. They usually have leafless stems and branches, often beset with clustered thorns, and are mostly natives of the warmer parts of America. Cactus wren (Zoöl.), an American wren of the genus Campylorhynchus, of several species.…
CLOUD v.
To darken or obscure, as if by hiding or enveloping with a cloud; hence, to render gloomy or sullen. One day too late, I fear me, noble lord, Hath clouded all thy happy days on earth. Shak. Be not disheartened, then, nor cloud those looks. Milton. Nothing clouds men's minds and impairs their honesty like prejudice. M.…
COBALT n.
A commercial name of a crude arsenic used as fly poison. Cobalt bloom. Same as Erythrite. -- Cobalt blue, a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; -- called also cobalt ultramarine, and Thenard's blue. -- Cobalt crust, earthy arseniate of cobalt. -- Cobalt glance…