1 Answer

distortion - a change for the worse
deformation
damage, impairment, harm - the occurrence of a change for the worse
warping, warp - a moral or mental distortion
2. distortion - a shape resulting from distortion
distorted shape
shape, form - the spatial arrangement of something as distinct from its substance; "geometry is the mathematical science of shape"
crookedness, torsion, tortuosity, tortuousness, contortion - a tortuous and twisted shape or position; "they built a tree house in the tortuosities of its boughs"; "the acrobat performed incredible contortions"
buckle, warp - a shape distorted by twisting or folding
gnarl, knot - something twisted and tight and swollen; "their muscles stood out in knots"; "the old man's fists were two great gnarls"; "his stomach was in knots"
3. distortion - an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
optical aberration, aberration
chromatic aberration - an optical aberration in which the image has colored fringes
optical phenomenon - a physical phenomenon related to or involving light
spherical aberration - an optical aberration resulting in a distorted image
4. distortion - 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"
acoustic phenomenon - a physical phenomenon associated with the production or transmission of sound
electrical phenomenon - a physical phenomenon involving electricity
amplitude distortion, nonlinear distortion - distortion that occurs when the output signal does not have a linear relation to the input signal
5. distortion - the act of distorting something so it seems to mean something it was not intended to mean
overrefinement, twisting, straining, torture
falsification, misrepresentation - a willful perversion of facts
6. distortion - the mistake of misrepresenting the facts
error, fault, mistake - a wrong action attributable to bad judgment or ignorance or inattention; "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults"