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The movable table of a machine tool, as a planer, on which the work is fastened, and presented to the action of the tool; -- also called table.

Pneumatic lever (Mus.), a contrivance for overcoming the resistance of the keys and other movable parts in an organ, by causing compressed air from the wind chest to move them. -- Pneumatic dispatch, a system of tubes, leading to various points, through which letters, packages, etc., are sent, by the flow and pressure…

A hole or space covered by a movable piece of board, as in a floor, boxing, partitions, or the like.

The stalk-eyed Crustacea, -- an order of Crustacea having the eyes supported on movable stalks. It includes the crabs, lobsters, and prawns. Called also Podophthalmata, and Decapoda.

Having the eyes on movable footstalks, or pedicels.

A machine for fanning a room, usually a movable fanlike frame covered with canvas, and suspended from the ceiling. It is kept in motion by pulling a cord. [Hindostan] [Written also punkah.] Malcom.

he great circles of the globe, and graduated. It may be fitted to the meridian, and being movable round to all points of the horizon, serves as a scale in measuring altitudes, azimuths, etc.

The movable limb of a sextant or other angular instrument. Knight. Radius bar (Math.), a bar pivoted at one end, about which it swings, and having its other end attached to a piece which it causes to move in a circular arc. -- Radius of curvature. See under Curvature.

Pertaining to things fixed, permanent, or immovable, as to lands and tenements; as, real property, in distinction from personal or movable property. Chattels real (Law), such chattels as are annexed to, or savor of, the realty, as terms for years of land. See Chattel. -- Real action (Law), an action for the recovery o…

That may be removed; removable. [Obs.] Gower.

prevent. [Obs.] Sir W. Temple. Retaining wall (Arch. & Engin.), a wall built to keep any movable backing, or a bank of sand or earth, in its place; -- called also retain wall.

An order of reptiles having biconcave vertebræ, immovable quadrate bones, and many other peculiar osteological characters. Hatteria is the only living genus, but numerous fossil genera are known, some of which are among the earliest of reptiles. See Hatteria. Called also Rhynchocephalia.

Hence, to fasten firmly; to make firm, strong, or immovable; as, to rivet friendship or affection. Rivet and nail me where I stand, ye powers! Congreve. Thus his confidence was riveted and confirmed. Sir W. Scott.

The movable piece to which the ribs of an umbrella are attached.

An officer of the church who has the care of the utensils or movables, and of the church in general; a sexton.

A strong and fireproof receptacle (as a movable chest of steel, etc., or a closet or vault of brickwork) for money, valuable papers, or the like.

supporting a beam of the keelson, and supporting a beam of the deck; also, a temporary or movable pilar carrying a leading block or pulley for various purposes. Brande & C. (b) In deepwell boring, the post which supports the walking beam of the apparatus.

d of the genus Hyalinæcia, especially H. tubicola of Europe, which inhabits a transparent movable tube resembling a quill in color and texture.

The man who manages the movable scenes in a theater.

instrument resembling shears, but smaller, consisting of two cutting blades with handles, movable on a pin in the center, by which they are held together. Often called a pair of scissors. [Formerly written also cisors, cizars, and scissars.] Scissors grinder (Zoöl.), the European goatsucker. [Prov. Eng.]…