"distortion" in the noun sense
1. distortion, deformation
a change for the worse
2. distorted shape, distortion
a shape resulting from distortion
3. aberration, distortion, optical aberration
an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
a change (usually undesired) in the waveform of an acoustic or analog electrical signal the difference between two measurements of a signal (as between the input and output signal
"heavy metal guitar players use vacuum tube amplifiers to produce extreme distortion"
5. distortion, overrefinement, straining, torture, twisting
the act of distorting something so it seems to mean something it was not intended to mean
the mistake of misrepresenting the facts
Source: WordNet® (An amazing lexical database of English)
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