CURB n.
the hind leg of a horse, just behind the lowest part of the hock joint, generally causing lameness. James Law. Curb bit, a stiff bit having branches by which a leverage is obtained upon the jaws of horse. Knight. -- Curb pins (Horology), the pins on the regulator which restrain the hairspring. -- Curb plate (Arch.),…
CYANOGEN n.
A colorless, inflammable, poisonous gas, C2N2, with a peach- blossom odor, so called from its tendency to form blue compounds; obtained by heating ammonium oxalate, mercuric cyanide, etc. It is obtained in combination, forming an alkaline cyanide when nitrogen or a nitrogenous compound is strongly ignited with carbon a…
DEAD a.
a funeral procession. -- Dead nettle (Bot.), a harmless plant with leaves like a nettle (Lamium album). -- Dead oil (Chem.), the heavy oil obtained in the distillation of coal tar, and containing phenol, naphthalus, etc. -- Dead plate (Mach.), a solid covering over a part of a fire grate, to prevent the entrance of…