Pronunciation: (dē"fôr-mā'shun, def"ur-), [key]
1. the act of deforming; distortion; disfigurement.
2. the result of deforming; change of form, esp. for the worse.
3. an altered form.
4. Geol., Mech.a change in the shape or dimensions of a body, resulting from stress; strain.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.