Deformation can refer to: Deformation (engineering), changes in an object's shape or form due to the application of a force or forces. Deformation (physics), such changes considered and analyzed as displacements of continuum bodies. Deformation (meteorology), a measure of the rate at which the shapes of clouds and other fluid bodies change. Deformation (mathematics), the study of conditions leading to slightly different solutions of mathematical equations, models and problems. Deformation (volcanology), a measure of the rate at which the shapes of volcanoes change. Deformation (biology), a harmful mutation or other deformation in an organism..