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gradual variation in speed and of reverse. It is especially suitable for use with motor driven machine tools.

To drive or force; to cause, or permit, to be driven. They ran the ship aground. Acts xxvii. 41. A talkative person runs himself upon great inconveniences by blabbing out his own or other's secrets. Ray. Others, accustomed to retired speculations, run natural philosophy into metaphysical notions. Locke.…

A bicycle with equal or nearly equal wheels, usually 28 inches diameter, driven by pedals connected to the rear (driving) wheel by a multiplying gear.

To be impelled or driven forward by the action of wind upon sails, as a ship on water; to be impelled on a body of water by the action of steam or other power.

To move swiftly; especially, to move as if driven forward by something. The first nautilus that scudded upon the glassy surface of warm primeval oceans. I. Taylor. The wind was high; the vast white clouds scudded over the blue heaven. Beaconsfield.

A fabulous creature, half horse and half fish, represented in classic mythology as driven by sea dogs or ridden by the Nereids. It is also depicted in heraldry. See Hippocampus.

s (the Sephardim, also called Spanish or Portuguese Jews) descended from Jewish families driven from Spain by the Inquisition.

length, in a shop or factory, usually bearing a number of pulleys by which machines are driven, commonly by means of countershafts; -- called also line, or main line. -- Shaft alley (Naut.), a passage extending from the engine room to the stern, and containing the propeller shaft. -- Shaft furnace (Metal.), a furnac…

you! -- To put to shame, to cause to feel shame; to humiliate; to disgrace. "Let them be driven backward and put to shame that wish me evil." Ps. xl. 14.

tribe of North American Indians who occupied Western New York and part of Ohio, but were driven away and widely dispersed by the Iroquois.

The breaking in pieces, or shattering, of a ship or other vessel by being cast ashore or driven against rocks, shoals, etc., by the violence of the winds and waves.

To let fly, or cause to be driven, with force, as an arrow or a bullet; -- followed by a word denoting the missile, as an object. If you please To shoot an arrow that self way. Shak.

an, . . . Else ne'er could he so long protract his speech. Shak. Till my guilty soul be shriven. Longfellow.

called single-foot;- said of a horse. See Single-foot. Many very fleet horses, when overdriven, adopt a disagreeable gait, which seems to be a cross between a pace and a trot, in which the two legs of one side are raised almost but not quite, simultaneously. Such horses are said to single, or to be single-footed. W. S…

er. See under Barometer. -- Siphon bottle, a bottle for holding aërated water, which is driven out through a bent tube in the neck by the gas within the bottle when a valve in the tube is opened; -- called also gazogene, and siphoid. -- Siphon condenser, a condenser for a steam engine, in which the vacuum is maintain…

Hail or snow, mingled with rain, usually falling, or driven by the wind, in fine particles.

To some indeterminate place; to some place or other. Driven by the winds of temptation somewhither. Barrow.

A pair of horses or other animals driven together; usually, such a pair of horses when similar in color, form, and action. Span blocks (Naut.), blocks at the topmast and topgallant-mast heads, for the studding-sail halyards. -- Span counter, an old English child's game, in which one throws a counter on the ground, and…

A large stake driven into the ground as a support for some superstructure; a pile. Spile hole, a small air hole in a cask; a vent.

ine for spinning yarn or thread, in which a wheel drives a single spindle, and is itself driven by the hand, or by the foot acting on a treadle.