screw
Webster Dictionary
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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drag
Webster Dictionary
the difference between the speed of a screw steamer under sail and that of the screw when the ship outruns the screw; or between the propulsive effects of the different floats of a paddle wheel. See Citation under Drag, v. i., 3
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screw
Webster Dictionary
anything shaped or acting like a screw; esp., a form of wheel for propelling steam vessels. It is placed at the stern, and furnished with blades having helicoidal surfaces to act against the water in the manner of a screw. See Screw propeller, below
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screw
Webster Dictionary
specifically, a kind of nail with a spiral thread and a head with a nick to receive the end of the screw-driver. Screws are much used to hold together pieces of wood or to fasten something; -- called also wood screws, and screw nails. See also Screw bolt, below
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screwdriver
(ˈskruˌdraɪ vər)
Random House Webster's College Dictionary
a hand tool for tightening or loosening a screw, consisting of a handle attached to a long, metal shank, which tapers and flattens out to a tip that fits into the slotted head of a screw.
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screw
Webster Dictionary
a steam vesel propelled by a screw instead of wheels; a screw steamer; a propeller
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race
Webster Dictionary
to run too fast at times, as a marine engine or screw, when the screw is lifted out of water by the action of a heavy sea
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pitch
Webster Dictionary
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
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tap
Webster Dictionary
a tool for forming an internal screw, as in a nut, consisting of a hardened steel male screw grooved longitudinally so as to have cutting edges
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hindleys screw
Webster Dictionary
a screw cut on a solid whose sides are arcs of the periphery of a wheel into the teeth of which the screw is intended to work. It is named from the person who first used the form
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thread
Webster Dictionary
the prominent part of the spiral of a screw or nut; the rib. See Screw, n., 1
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screw
Webster Dictionary
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, more usually the screw; the latter as the internal, or female screw, or, more usually, the nut
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countersink
Webster Dictionary
to chamfer or form a depression around the top of (a hole in wood, metal, etc.) for the reception of the head of a screw or bolt below the surface, either wholly or in part; as, to countersink a hole for a screw
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nut
Webster Dictionary
a perforated block (usually a small piece of metal), provided with an internal or female screw thread, used on a bolt, or screw, for tightening or holding something, or for transmitting motion. See Illust. of lst Bolt
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doublethreaded
Webster Dictionary
having two screw threads instead of one; -- said of a screw in which the pitch is equal to twice the distance between the centers of adjacent threads
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screw
Webster Dictionary
an amphipod crustacean; as, the skeleton screw (Caprella). See Sand screw, under Sand
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die
Webster Dictionary
a hollow internally threaded screw-cutting tool, made in one piece or composed of several parts, for forming screw threads on bolts, etc.; one of the separate parts which make up such a tool
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screw-cutting
Webster Dictionary
adapted for forming a screw by cutting; as, a screw-cutting lathe
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wrench
Webster Dictionary
an instrument, often a simple bar or lever with jaws or an angular orifice either at the end or between the ends, for exerting a twisting strain, as in turning bolts, nuts, screw taps, etc.; a screw key. Many wrenches have adjustable jaws for grasping nuts, etc., of different sizes
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screw
(screw)
Princeton's WordNet
turn like a screw
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metal screw
(metal screw)
Princeton's WordNet
screw made of metal
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screw jack
(jackscrew, screw jack)
Princeton's WordNet
screw-operated jack
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lauhala
(textile screw pine, lauhala, Pandanus tectorius)
Princeton's WordNet
Polynesian screw pine
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jackscrew
(jackscrew, screw jack)
Princeton's WordNet
screw-operated jack
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screw key
(screw key)
Princeton's WordNet
a wrench for turning a screw
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screw thread
(screw thread, thread)
Princeton's WordNet
the raised helical rib going around a screw
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screw up
(screw up)
Princeton's WordNet
screw or turn higher
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tap
(tap)
Princeton's WordNet
cut a female screw thread with a tap
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tapper
(tapper)
Princeton's WordNet
a worker who uses a tap to cut screw threads
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textile screw pine
(textile screw pine, lauhala, Pandanus tectorius)
Princeton's WordNet
Polynesian screw pine
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