What is Shear?
'''Shear''' as a [[noun]] could mean: *[[Bias (textile)]], in clothing design, fabric may be cut on the shear *[[Cosmic shear]], an effect of distortion of image of distant [[galaxy|galaxies]] due to deflection of light by matter, as predicted by [[general relativity]] (see also [[weak lensing]] and [[gravitational lens]]) *[[Geological shear]], a form of fault *[[Guillotine (metalwork)]], also called a shear, a machine used to cut sheet metal *[[Shear line (locksmithing)]], in lockpicking, where the inner cylinder ends and the outer cylinder begins in a cylinder lock *[[Shear line (meteorology)]], an area of [[wind shear]] *[[Shear (mathematics)]], a particular kind of linear mapping, also called transvections *[[Shear stress]] in physics, refers to a stress state that will cause '''shearing''' (see verb below) when it exceeds a material's [[shear strength]], *[[Wind shear]], a difference in wind speed or direction between two wind currents in the atmosphere '''Shear''' as a [[verb]] or '''shearing''' could mean: *[[Sheep shearing]], the process of removing the wool from a sheep *[[Shearing interferometer]], in optics, a simple and very common means to check the collimation of beams by observing interference *[[Shearing (physics)]], the deformation of a material substance in which parallel internal surfaces slide past one another, *[[Epidermis (skin)|Skin]], specifically, the tearing and splitting of the layers {{disambig}}