Deformation can refer to:

• Deformation (engineering), a change in the shape or size of an object due to an applied force
• Deformation (mechanics), the change in shape and/or size of a continuum body after it undergoes a displacement
• Deformation (meteorology), important in the formation of atmospheric fronts
• Deformation theory, in mathematics
• Deformity, in medicine, a major difference in the shape of body part or organ ompared to the average shape of that part

See also

• Defamation (slander or libel)

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