Definition of screw
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Screw (n.) A cylinder, or a cylindrical perforation, having a continuous rib, called the thread, winding round it spirally at a constant inclination, so as to leave a continuous spiral groove between one turn and the next, -- used chiefly for producing, when revolved, motion or pressure in the direction of its axis, by the sliding of the threads of the cylinder in the grooves between the threads of the perforation adapted to it, the former being distinguished as the external, or male screw, or,
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Worm ::
Worm (n.) A spiral instrument or screw, often like a double corkscrew, used for drawing balls from firearms..
Garrote ::
Garrote (n.) A Spanish mode of execution by strangulation, with an iron collar affixed to a post and tightened by a screw until life become extinct; also, the instrument by means of which the punishment is inflicted..
Screw ::
Screw (n.) A straight line in space with which a definite linear magnitude termed the pitch is associated (cf. 5th Pitch, 10 (b)). It is used to express the displacement of a rigid body, which may always be made to consist of a rotation about an axis combined with a translation parallel to that axis..
Mill ::
Mill (n.) To make a raised border around the edges of, or to cut fine grooves or indentations across the edges of, as of a coin, or a screw head; also, to stamp in a coining press; to coin..
Breech Screw ::
Breech screw () A strong iron or steel plug screwed into the breech of a musket or other firearm, to close the bottom of the bore..
Screw-cutting ::
Screw-cutting (a.) Adapted for forming a screw by cutting; as, a screw-cutting lathe..
Corkscrew ::
Corkscrew (v. t.) To press forward in a winding way; as, to corkscrew one's way through a crowd..
Clamp ::
Clamp (n.) An instrument with a screw or screws by which work is held in its place or two parts are temporarily held together.
Archimedean ::
Archimedean (a.) Of or pertaining to Archimedes, a celebrated Greek philosopher; constructed on the principle of Archimedes' screw; as, Archimedean drill, propeller, etc..
Washer ::
Washer (n.) A ring of metal, leather, or other material, or a perforated plate, used for various purposes, as around a bolt or screw to form a seat for the head or nut, or around a wagon axle to prevent endwise motion of the hub of the wheel and relieve friction, or in a joint to form a packing, etc..
Blank ::
Blank (n.) A piece of metal prepared to be made into something by a further operation, as a coin, screw, nuts..
Pitch ::
Pitch (n.) The length, measured along the axis, of a complete turn of the thread of a screw, or of the helical lines of the blades of a screw propeller..
Jack ::
"Jack (n.) A portable machine variously constructed, for exerting great pressure, or lifting or moving a heavy body through a small distance. It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, capstan bar, etc. The name is often given to a jackscrew, which is a kind of jack..
Crick ::
Crick (n.) A small jackscrew.
Screw ::
Screw (v. t.) To turn, as a screw; to apply a screw to; to press, fasten, or make firm, by means of a screw or screws; as, to screw a lock on a door; to screw a press..
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