The act or process of deforming.
The condition of being deformed.
An alteration of shape, as by pressure or stress.
The shape that results from such an alteration.
An alteration of form for the worse.
Physics
deformation de·for·ma·tion (dē'fôr-mā'shən, děf'ər-) n.
An alteration in shape or structure of a previously normally formed part.
A deformity.