An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

1) To undergo → deformation.
2) To change the form or shape of. → deformable, → deformed, → deformation.

From O.Fr. déformer, from L. deformare "to disfigure," from → de- + → form.

Vâdisidan, vâdisândan infinitive from vâdis, from vâ-, → de-, + dis, → form.

Capable of being → deformed. → deformable mirror

→ deform + → -able.

A very thin mirror whose shape can be changed by the force applied by many small pistons behind the mirror. Such a mirror is used in the → adaptive optics technique to correct the → wavefront affected by the → atmospheric turbulence. See also → tip-tilt mirror.

→ deformable; → mirror.

Altering in the size or shape of a body. See also → deformable.

Verbal noun of → deform.

Having the → form → changed.

Past participle of → deform.

A deformation of a → solid body in which the change (→ strain) in the relative position of points in the body disappears when the deforming stress is removed. See also → elastic limit.

→ elastic; → deformation.

Permanent → deformation of a → solid subjected to a → stress.

→ plastic; → deformation.