distortion

Definitions

General Science

  • noun the act of going out of shape or of putting something out of shape

Aviation

  • noun alteration of the electrical signal that makes a transmission unclear

Computing

  • noun unwanted differences in a signal before and after it has passed through a piece of equipment

Economics

  • Any departure from the ideal of perfect competition that therefore interferes with economic agents maximizing social welfare when they maximize their own. Includes taxes and subsidies, tariffs and NTBs,externalities, incomplete information, and imperfect competition. Same as market imperfection.

Electronics

  • The failure of a circuit, device, component, or system to accurately reproduce at its output the essential characteristics of its input.
  • Any undesired changes in the waveform of a signal passing through a circuit, device, or transmission medium. Also, the extent of such changes. Examples include amplitude, harmonic, intermodulation, and phase distortion. Also called waveform distortion.
  • Any undesired changes occurring in a reproduced image, as compared to the original image. An example is optical distortion. Also called image distortion.
  • Any undesired changes in the waveform of a wave, especially an acoustic wave.

Media Studies

  • noun the way in which images are stretched, squashed or twisted by a lens which bends the light ineffectively. For example, a fisheye lens produces extreme distortion around the edges of the image.

Medical

  • noun the act of twisting part of the body out of its usual shape
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