The Collaborative International Dictionary of English v.0.48:

Misleading \Mis*lead"ing\, a.
   Leading astray; delusive.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Mislead \Mis*lead"\ (m[i^]s*l[=e]d"), v. t. [imp. & p. p.
   Misled (m[i^]s*l[e^]d"); p. pr. & vb. n. Misleading.]
   [AS. misl[=ae]dan. See Mis-, and Lead to conduct.]
   To lead into a wrong way or path; to lead astray; to guide
   into error; to cause to mistake; to deceive.
   [1913 Webster]

         Trust not servants who mislead or misinform you.
                                                  --Bacon.
   [1913 Webster]

         To give due light
         To the mislead and lonely traveler.      --Milton.
   [1913 Webster]

   Syn: To delude; deceive. See Deceive.
        [1913 Webster]

WordNet (r) 3.0 (2006):

misleading
    adj 1: designed to deceive or mislead either deliberately or
           inadvertently; "the deceptive calm in the eye of the
           storm"; "deliberately deceptive packaging"; "a misleading
           similarity"; "statistics can be presented in ways that
           are misleading"; "shoddy business practices" [syn:
           deceptive, misleading, shoddy]

Moby Thesaurus II by Grady Ward, 1.0:

85 Moby Thesaurus words for "misleading":
   Barmecidal, Barmecide, airy, apparent, apparitional, autistic,
   beguiling, bewildering, bum steer, catchy, chimeric,
   college of Laputa, conflict, confounding, corruption, deceitful,
   deceiving, deceptive, deluding, delusional, delusionary, delusive,
   delusory, dereistic, disaccord, discord, distracting, dreamlike,
   dreamy, dubious, erroneous, fallacious, false, fantastic, fishy,
   hallucinatory, illusional, illusionary, illusive, illusory,
   imaginary, inaccurate, jangle, jar, misdirecting, misdirection,
   miseducative, misguidance, misguiding, misinformation,
   misinforming, misinstruction, misinstructive, misknowledge,
   mismatch, misteaching, mystification, obfuscation, obscurantism,
   obscuration, ostensible, perplexing, perversion, phantasmagoric,
   phantasmal, phantom, puzzling, questionable, seeming,
   self-deceptive, self-deluding, sophistical, sophistry, specious,
   spectral, supposititious, trickish, tricksy, tricky, unactual,
   unfounded, unreal, unsubstantial, visionary, wrong