 5 definitions found
From WordNet (r) 2.0 [wn]:
shear
noun
1: (physics) a deformation of an object in which parallel
planes remain parallel but are shifted in a direction
parallel to themselves; "the shear changed the
quadrilateral into a parallelogram"
2: (usually plural) large scissors with strong blades [syn: {shears}]
3: a large edge tool that cuts sheet metal by passing a blade
through it
verb
1: cut with shears; "shear hedges"
2: shear the wool from; "shear sheep" [syn: {fleece}]
3: cut or cut through with shears
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Shear \Shear\, noun [AS. sceara. See {Shear}, verb (used with an object)]
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 The Collaborative International Dictionary of English v.0.44 [gcide]:
Shear \Shear\ (sh[=e]r), verb (used with an object) [imp. {Sheared}or {Shore};p. p.
{Sheared} or {Shorn}; p. pr. & vb. n. {Shearing}.] [OE.
sheren, scheren, to shear, cut, shave, AS. sceran, scieran,
scyran; akin to D. & G. scheren, Icel. skera, Dan. ski?re,
Gr. ???. Cf. {Jeer}, {Score}, {Shard}, {Share}, {Sheer} to
turn aside.]
1. To cut, clip, or sever anything from with shears or a like
instrument; as, to shear sheep; to shear cloth.
Note: It is especially applied to the cutting of wool from
sheep or their skins, and the nap from cloth.
2. To separate or sever with shears or a similar instrument;
to cut off; to clip (something) from a surface; as, to
shear a fleece.
Before the golden tresses . . . were shorn away.
--Shak.
3. To reap, as grain. [Scot.] --Jamieson.
4. Fig.: To deprive of property; to fleece.
5. (Mech.) To produce a change of shape in by a shear. See
{Shear}, noun, 4.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Shear \Shear\, verb (used without an object)
1. To deviate. See {Sheer}.
2. (Engin.) To become more or less completely divided, as a
body under the action of forces, by the sliding of two
contiguous parts relatively to each other in a direction
parallel to their plane of contact.
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
111 Moby Thesaurus words for "shear":
abbreviate, abridge, abscind, abstract, amputate, annihilate, ban,
bar, barb, barber, bare, bleed, bleed white, bob, boil down,
capsulize, clip, compress, condense, contract, crop, cull, curtail,
cut, cut away, cut back, cut down, cut off, cut off short, cut out,
cut short, denudate, denude, deplume, despoil, displume, divest,
dock, drain, dry, elide, eliminate, enucleate, epitomize,
eradicate, except, excise, exclude, exhaust, expose, extinguish,
extirpate, flay, fleece, foreshorten, impoverish, isolate,
knock off, lay bare, lay open, lop, manicure, milk, mow, mutilate,
nip, pare, peel, pick clean, pick out, pluck, poll, pollard, prune,
reap, recap, recapitulate, reduce, remove, retrench, root out,
rule out, set apart, set aside, shave, shorten, skin, skive, snip,
snub, stamp out, strike off, strip, strip bare, strip off, stunt,
suck dry, sum up, summarize, synopsize, take in, take off,
take out, telescope, trim, truncate, uncloak, uncover, unsheathe,
unveil, wipe out
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