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ood, object of imitation, or the like. Plows, to go true, depend much on the truth of the ironwork. Mortimer.

A lining of timber or metal around the shaft of a mine; especially, a series of cast-iron cylinders bolted together, used to enable those who sink a shaft to penetrate quicksand, water, etc., with safety.

the trachea. -- Tubular bridge, a bridge in the form of a hollow trunk or tube, made of iron plates riveted together, as the Victoria bridge over the St. Lawrence, at Montreal, Canada, and the Britannia bridge over the Menai Straits. -- Tubular girder, a plate girder having two or more vertical webs with a space bet…

See Tuyère.

A pair of blacksmith's tongs.

An iron hook of a hoisting tub, to which a tackle is affixed. Tug iron, an iron hook or button to which a tug or trace may be attached, as on the shaft of a wagon.

The act or process of providing or covering with turf. Turfing iron, or Turfing spade, an implement for cutting, and paring off, turf.

The double cyanide of ferrous and ferric iron, a dark blue amorphous substance having a coppery luster, used in dyeing, calico printing, etc. Cf. Prussian blue, under Prussian.

A revolving tower constructed of thick iron plates, within which cannon are mounted. Turrets are used on vessels of war and on land.

e for cleansing or loosening wool by the action of a revolving cylinder covered with long iron spikes or teeth; a willy or willying machine; -- called also twilly devil, and devil. See Devil, n., 6, and Willy. Tomlinson.

A material for gun barrels, consisting of iron and steel twisted and welded together; as, Damascus twist.

A hollow water-cooled iron casting in the upper part of the archway in which the dam stands.

and water colors, obtained from certain natural clays variously colored by the oxides of iron and manganese. It is commonly heated or burned before being used, and is then called burnt umber; when not heated, it is called raw umber. See Burnt umber, below.

ing the last hand or touch; as, an unfinished house; an unfinished picture; an unfinished iron casting.

combine; to connect; to join; to cause to adhere; as, to unite bricks by mortar; to unite iron bars by welding; to unite two armies.

to disengage the parts of; as, to untie a knot. Sacharissa's captive fain Would untie his iron chain. Waller. Her snakes untied, sulphurous waters drink. Pope.

To thicken and shorten, as a heated piece of iron, by hammering on the end.

A stab of iron welded to the side of a forging, as a shaft, near the end, and afterward drawn down, by hammering, so as to lengthen the forging. Contingent, or Springing, use (Law), a use to come into operation on a future uncertain event. -- In use. (a) In employment; in customary practice observance. (b) In heat; --…

sped into two notches, one on each side of the crack, burned into the wall with a cautery iron.

A kind of goad or stick with a point of iron. Valet de chambre ( Etym: [F.], a body servant, or personal attendant.