Shear

Shear may refer to:

Shear ( geometry), a particular type of geometrical figures
Shear ( mechanics), the deformation of a body by a shear in the geometrical sense
Shear ( magnetic ), self-demagnetization - the decrease in the magnetization of a permanent magnet by removal from the closed magnetic circuit
Cosmic shear, an effect in astronomy
Wind shear, the difference in wind speed or direction between two points of the atmosphere
Shearing a tonsure