The frozen vapours of the atmosphere; its whiteness is owing to the small particles into which it is divided, for ice, when pounded, becomes equally white.

Snow. A vessel equipped with two masts, resembling the main and foremasts of a ship, and a third mast just abaft the main-mast, carrying a small sail similar to a ship's mizzen.

Snow-Plough

A simple machine operating like a plough, but upon a larger scale, for clearing away the snow from roads. It usually consists of boards framed together, forming an angular figure, the point of which enters the snow, which is thrown by the boards to the sides of the road, leaving a furrow similar to those in a ploughed field.