The Collaborative International Dictionary of English v.0.48:

Distort \Dis*tort"\, v. t. [imp. & p. p. Distorted; p. pr. &
   vb. n. Distorting.]
   1. To twist of natural or regular shape; to twist aside
      physically; as, to distort the limbs, or the body.
      [1913 Webster]

            Whose face was distorted with pain.   --Thackeray.
      [1913 Webster]

   2. To force or put out of the true posture or direction; to
      twist aside mentally or morally.
      [1913 Webster]

            Wrath and malice, envy and revenge, do darken and
            distort the understandings of men.    --Tillotson.
      [1913 Webster]

   3. To wrest from the true meaning; to pervert; as, to distort
      passages of Scripture, or their meaning.

   Syn: To twist; wrest; deform; pervert.
        [1913 Webster]

WordNet (r) 3.0 (2006):

distorted
    adj 1: so badly formed or out of shape as to be ugly; "deformed
           thalidomide babies"; "his poor distorted limbs"; "an ill-
           shapen vase"; "a limp caused by a malformed foot";
           "misshapen old fingers" [syn: deformed, distorted,
           ill-shapen, malformed, misshapen]
    2: having an intended meaning altered or misrepresented; "many
       of the facts seemed twisted out of any semblance to reality";
       "a perverted translation of the poem" [syn: distorted,
       misrepresented, perverted, twisted]

Moby Thesaurus II by Grady Ward, 1.0:

164 Moby Thesaurus words for "distorted":
   aberrant, abroad, adrift, affected, all abroad, all off, all wrong,
   amiss, anamorphous, apocryphal, artificial, askew, assumed, astray,
   asymmetric, at fault, awry, bastard, bent, beside the mark,
   blemished, bogus, bowed, brummagem, catachrestic, checked,
   cicatrized, cockeyed, colorable, colored, contorted, corrupt,
   counterfeit, counterfeited, cracked, crazed, crazy, crooked,
   crumpled, crunched, deceptive, defaced, defective, deflected,
   deflective, deformed, delusive, deviant, deviational, deviative,
   diffracted, diffractive, diffuse, diffused, disfigured, dispersed,
   dressed up, dummy, eisegetical, embellished, embroidered, errant,
   erring, erroneous, ersatz, factitious, fake, faked, fallacious,
   false, falsified, faultful, faulty, feigned, fictitious, fictive,
   flawed, flectional, flexed, garbled, heretical, heterodox,
   illegitimate, illogical, illusory, imitation, inflective,
   irregular, junky, keloidal, kinked, labyrinthine, lopsided,
   make-believe, man-made, marred, misapprehended, misconceived,
   misconstrued, misinterpreted, misread, mistaken, misunderstood,
   mock, nonsymmetric, not right, not true, off, off the track,
   one-sided, out, peccant, perverse, perverted, phony, pimpled,
   pimply, pinchbeck, pretended, pseudo, put-on, quasi, queer,
   refracted, refractile, refractive, refrangible, scabbed, scabby,
   scarified, scarred, scattered, self-contradictory, self-styled,
   sham, shoddy, simulated, skew, skewed, so-called, soi-disant,
   split, sprung, spurious, straying, supposititious, synthetic, tin,
   tinsel, titivated, tortuous, twisted, unauthentic, unfactual,
   ungenuine, unnatural, unorthodox, unproved, unreal, unsymmetric,
   untrue, warped, wide, wrong