Webster’s Revised Unabridged Dictionary · 1913
Deform
De·form′ (dē·fôrm′), v. t. [imp. & p. p. Deformed; p. pr. & vb. n. Deforming.] [L. deformare; de- + formare to form, shape, fr. forma: cf. F. déformer. See Form.] 1. To spoil the form of; to mar in form; to misshape; to disfigure.
Deformed, unfinished, sent before my time Into this breathing world. Shak.
2. To render displeasing; to deprive of comeliness, grace, or perfection; to dishonor.
Above those passions that this world deform. Thomson.
De·form′, a. [L. deformis; de- + forma form: cf. OF. deforme, F. difforme. Cf. Difform.] Deformed; misshapen; shapeless; horrid. [Obs.]
Sight so deform what heart of rock could long Dry-eyed behold? Milton.