The Collaborative International Dictionary of English v.0.48:

Disfigure \Dis*fig"ure\ (?; 135), v. t. [imp. & p. p.
   Disfigured; p. pr. & vb. n. Disfiguring.] [OF.
   desfigurer, F. d['e]figurer; pref. des- (L. dis-) + figurer
   to fashion, shape, fr. L. figurare, fr. figura figure. See
   Figure, and cf. Defiguration.]
   To mar the figure of; to render less complete, perfect, or
   beautiful in appearance; to deface; to deform.
   [1913 Webster]

         Disfiguring not God's likeness, but their own.
                                                  --Milton.

   Syn: To deface; deform; mar; injure.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

disfigured \disfigured\ adj.
   having the appearance spoiled; as, a disfigured face; strip
   mining left a disfigured landscape.
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

disfigured
    adj 1: having the appearance spoiled; "a disfigured face";
           "strip mining left a disfigured landscape"

Moby Thesaurus II by Grady Ward, 1.0:

81 Moby Thesaurus words for "disfigured":
   bandy, bandy-legged, beautiless, blemished, bloated, blotted,
   bowlegged, cacophonic, cacophonous, checked, cicatrized,
   club-footed, cracked, crazed, damaged, defaced, defective,
   deformed, distorted, dwarfed, dysphemistic, dysphemized, faulty,
   flatfooted, flawed, grotesque, homely, ill-made, ill-proportioned,
   ill-shaped, impaired, inelegant, injured, keloidal, kinked,
   knock-kneed, malformed, marred, misbegotten, misproportioned,
   misshapen, monstrous, mutilated, out of shape, pigeon-toed,
   pimpled, pimply, plain, pug-nosed, rachitic, rickety, ruined,
   scabbed, scabby, scarified, scarred, short on looks, simous,
   snub-nosed, split, spoiled, spoilt, stumpy, swaybacked, talipedic,
   truncated, twisted, uglified, ugly, ugly as hell, ugly as sin,
   unaesthetic, unattractive, unbeautiful, uncomely, unhandsome,
   unlovely, unpleasing, unpretty, unsightly, warped