GALLINA'CEOUS, a. [L. gallinaceus, from gallina, a hen, gallus, a cock, whose name is from crowing; Eng. to call.]

1. Designating that order of fowls called gallinoe, including the domestic fowls or those of the pheasant kind.

Gallinaceus Lapis, a glossy substance produced by volcanic fires; the lapis obsidianus of the ancients. A kind of it brought from Peru is of a beautiful black, or crow-color, like the gallinaco.