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shear

[sheer]
verb (used with object), sheared, sheared or shorn, shearing.
1.
to cut (something).
2.
to remove by or as if by cutting or clipping with a sharp instrument: to shear wool from sheep.
3.
to cut or clip the hair, fleece, wool, etc., from: to shear sheep.
4.
to strip or deprive (usually followed by of ): to shear someone of power.
5.
Chiefly Scot. to reap with a sickle.
6.
to travel through by or as if by cutting: Chimney swifts sheared the air.
verb (used without object), sheared, sheared or shorn, shearing.
7.
to cut or cut through something with a sharp instrument.
8.
to progress by or as if by cutting: The cruiser sheared through the water.
9.
Mechanics, Geology. to become fractured along a plane as a result of forces acting parallel to the plane.
10.
Chiefly Scot. to reap crops with a sickle.
noun
11.
Usually, shears. (sometimes used with a singular verb)
a.
scissors of large size (usually used with pair of ).
b.
any of various other cutting implements or machines having two blades that resemble or suggest those of scissors.
12.
the act or process of shearing or being sheared.
13.
a shearing of sheep (used in stating the age of sheep): a sheep of one shear.
14.
the quantity, especially of wool or fleece, cut off at one shearing.
15.
one blade of a pair of large scissors.
16.
Usually, shears. (usually used with a plural verb) . Also, sheers. Also called shear legs, sheerlegs. a framework for hoisting heavy weights, consisting of two or more spars with their legs separated, fastened together near the top and steadied by guys, which support a tackle.
17.
a machine for cutting rigid material, as metal in sheet or plate form, by moving the edge of a blade through it.
18.
Mechanics, Geology. the tendency of forces to deform or fracture a member or a rock in a direction parallel to the force, as by sliding one section against another.
19.
Physics. the lateral deformation produced in a body by an external force, expressed as the ratio of the lateral displacement between two points lying in parallel planes to the vertical distance between the planes.

Origin:
before 900; (v.) Middle English sheren, Old English sceran, cognate with Dutch, German scheren, Old Norse skera; (noun) (in sense “tool for shearing”) Middle English sheres (plural), continuing Old English scērero, scēar, two words derived from the same root as the v.

shearer, noun
shearless, adjective

shear, sheer.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
shear (ʃɪə)
 
vb (often foll by of) (when intr, foll by through) , (Austral), (NZ) shears, shearing, sheared, shore, sheared, shorn
1.  (tr) to remove (the fleece or hair) of (sheep, etc) by cutting or clipping
2.  to cut or cut through (something) with shears or a sharp instrument
3.  engineering to cause (a part, member, shaft, etc) to deform or fracture or (of a part, etc) to deform or fracture as a result of excess torsion or transverse load
4.  to strip or divest: to shear someone of his power
5.  to move through (something) by or as if by cutting
6.  (Scot) to reap (corn, etc) with a scythe or sickle
 
n
7.  the act, process, or an instance of shearing
8.  a shearing of a sheep or flock of sheep, esp when referred to as an indication of age: a sheep of two shears
9.  a form of deformation or fracture in which parallel planes in a body or assembly slide over one another
10.  physics the deformation of a body, part, etc, expressed as the lateral displacement between two points in parallel planes divided by the distance between the planes
11.  either one of the blades of a pair of shears, scissors, etc
12.  a machine that cuts sheet material by passing a knife blade through it
13.  a device for lifting heavy loads consisting of a tackle supported by a framework held steady by guy ropes
 
[Old English sceran; related to Old Norse skera to cut, Old Saxon, Old High German skeran to shear; see share²]
 
'shearer
 
n

shorn (ʃɔːn)
 
vb
a past participle of shear

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

shear
O.E. sceran, scieran (class IV strong verb; past tense scear, pp. scoren), from P.Gmc. *sker- "to cut" (cf. O.N., O.Fris. skera, Du. scheren, Ger. scheren "to shear"), from PIE *(s)ker- "to cut, to scrape, to hack" (cf. Skt. krnati "hurts, wounds, kills," krntati "cuts;" Hittite karsh- "to cut off;"
Gk. keirein "to cut, shear;" Lith. skiriu "to separate;" O.Ir. scaraim "I separate;" Welsh ysgar "to separate," ysgyr "fragment").

shorn
"shaven," pp. of shear (q.v.), from O.E. scoren.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
shear  [%PREMIUM_LINK%]     (shîr)  Pronunciation Key 
  1. A force, movement or pressure applied to an object perpendicular to a given axis, with greater value on one side of the axis than the other. See more at shear force, stress, strain.

  2. See skew.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
They could see many courses of action but, shorn of feedback from the amygdala,
  couldn't tell good from bad.
Three maroon-robed monks, shorn and strong, arrive to give a hand.
Shorn of the usual typographic tools, e-books on these devices have turned into
  monotonous blocks of characters.
The hair is shorn everywhere but on the forehead, where a long, loose swoop
  falls over the eyebrows.
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