DICT.TW Dictionary Taiwan

Search for: [Show options]

[Pronunciation] [Help] [Database Info] [Server Info]

3 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Shear, n.
 1. A pair of shears; -- now always used in the plural, but formerly also in the singular. See Shears.
    On his head came razor none, nor shear.   --Chaucer.
    Short of the wool, and naked from the shear.   --Dryden.
 2. A shearing; -- used in designating the age of sheep.
    After the second shearing, he is a two-shear ram; . . . at the expiration of another year, he is a three-shear ram; the name always taking its date from the time of shearing.   --Youatt.
 3. Engin. An action, resulting from applied forces, which tends to cause two contiguous parts of a body to slide relatively to each other in a direction parallel to their plane of contact; -- also called shearing stress, and tangential stress.
 4. Mech. A strain, or change of shape, of an elastic body, consisting of an extension in one direction, an equal compression in a perpendicular direction, with an unchanged magnitude in the third direction.
 Shear blade, one of the blades of shears or a shearing machine.
 Shear hulk. See under Hulk.
 Shear steel, a steel suitable for shears, scythes, and other cutting instruments, prepared from fagots of blistered steel by repeated heating, rolling, and tilting, to increase its malleability and fineness of texture.

From: Webster's Revised Unabridged Dictionary (1913)

 Sheer, n.
 1. Naut. (a) The longitudinal upward curvature of the deck, gunwale, and lines of a vessel, as when viewed from the side. (b) The position of a vessel riding at single anchor and swinging clear of it.
 2. A turn or change in a course.
    Give the canoe a sheer and get nearer to the shore.   --Cooper.
 3. pl. Shears See Shear.
 Sheer batten Shipbuilding, a long strip of wood to guide the carpenters in following the sheer plan.
 Sheer boom, a boom slanting across a stream to direct floating logs to one side.
 Sheer hulk. See Shear hulk, under Hulk.
 Sheer plan, or Sheer draught Shipbuilding, a projection of the lines of a vessel on a vertical longitudinal plane passing through the middle line of the vessel.
 Sheer pole Naut., an iron rod lashed to the shrouds just above the dead-eyes and parallel to the ratlines.
 Sheer strake Shipbuilding, the strake under the gunwale on the top side. --Totten.
 To break sheer Naut., to deviate from sheer, and risk fouling the anchor.

From: Webster's Revised Unabridged Dictionary (1913)

 Hulk n.
 1. The body of a ship or decked vessel of any kind; esp., the body of an old vessel laid by as unfit for service. “Some well-timbered hulk.”
 2. A heavy ship of clumsy build.
 3. Anything bulky or unwieldly.
 Shear hulk, an old ship fitted with an apparatus to fix or take out the masts of a ship.
 The hulks, old or dismasted ships, formerly used as prisons. [Eng.] --Dickens.