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A swinging horizontal bar, suspended at each end by a rope; -- used by gymnasts.

The upper horizontal part of a step, on which the foot is placed.

A mill worked by persons treading upon steps on the periphery of a wide wheel having a horizontal axis. It is used principally as a means of prison discipline. Also, a mill worked by horses, dogs, etc., treading an endless belt.

One of two strong bars of timber, fixed horizontally on the opposite sides of the masthead, to support the crosstrees and the frame of the top; -- generally used in the plural. Totten.

A form of weighing machine for heavy wares, consisting of two horizontal bars crossing each other, beaked at the extremities, and supported by a wooden pillar. It is now mostly disused. [Scot.] Jamieson. Trone stone, a weight equivalent to nineteen and a half pounds. [Scot.] -- Trone weight, a weight formerly used in S…

disease, by sweating in a close place, or tub, and fasting. [Obs.] Shak. -- Tub wheel, a horizontal water wheel, usually in the form of a short cylinder, to the circumference of which spiral vanes or floats, placed radially, are attached, turned by the impact of one or more streams of water, conducted so as to strike…

A horizontal sewed fold, such as is made in a garment, to shorten it; a plait.

A water wheel, commonly horizontal, variously constructed, but usually having a series of curved floats or buckets, against which the water acts by its impulse or reaction in flowing either outward from a central chamber, inward from an external casing, or from above downward, etc.; -- also called turbine wheel.…

osition is turned. Turning and boring mill, a kind of lathe having a vertical spindle and horizontal face plate, for turning and boring large work. -- Turning bridge. See the Note under Drawbridge. -- Turning engine, an engine lathe. -- Turning lathe, a lathe used by turners to shape their work. -- Turning pair. Se…

th a prism of total reflection at the angle, and the eye end constitutes a portion of the horizontal axis of the instrument, having the eyepiece at the pivot and in the center of the altitude circle, so that the eye has convenient access to both at the same time. -- Universal joint (Mach.), a contrivance used for join…

A straight, horizontal mark placed over two or more members of a compound quantity, which are to be subjected to the same operation, as in the expression x2 + y2 - x + y.

A long notch with a horizontal edge, as in the top of a vertical plate or plank, through which water flows, -- used in measuring the quantity of flowing water.

A gambling or lottery device consisting of a wheel which is spun horizontally, articles or sums to which certain marks on its circumference point when it stops being distributed according to varying rules.

or stumps, set vertically in the ground, with one or two short rods, called bails, lying horizontally across the top.

A machine for raising weights, consisting of a horizontal cylinder or roller moving on its axis, and turned by a crank, lever, or similar means, so as to wind up a rope or chain attached to the weight. In vessels the windlass is often used instead of the capstan for raising the anchor. It is usually set upon the foreca…

wind, usually by the action of the wind upon oblique vanes or sails which radiate from a horizontal shaft. Chaucer.

by the stone in sharpening it. -- Wire fence, a fence consisting of posts with strained horizontal wires, wire netting, or other wirework, between. -- Wire gauge or gage. (a) A gauge for measuring the diameter of wire, thickness of sheet metal, etc., often consisting of a metal plate with a series of notches of vari…

ture. -- Word square, a series of words so arranged that they can be read vertically and horizontally with like results.

distances from the zenith, but on opposite sides of it. It turns both on a vertical and a horizontal axis, is provided with a graduated vertical semicircle, and a level for setting it to a given zenith distance, and with a micrometer for measuring the difference of the zenith distances of the two stars.…

any. It has from thirty to forty wires strung across a shallow sounding-board, which lies horizontally on a table before the performer, who uses both hands in playing on it.