hydraulics, a reservoir of water, used for various purposes: thus we say, The basin of a jet d'eau, the basin of a fountain, and likewise the basin of a port or harbour.

Jewish antiquities, the layer of the tabernacle, made of the bra's looking-glasses belonging to those devout women that watched and stood sentinels at the door of the tabernacle.

mechanics, a term used by glass-grinders for a dish of copper, iron, &c. in which they grind convex glasses, as concave ones are formed on spheres: and by hatters for a round iron mould, in which they form the matter of their hats; and also for a leaden one for the brims of hats, having an aperture in the middle, of a diameter sufficient for the largest block to go through.