[1] : The Collaborative International Dictionary of English v.0.48

skepticism \skep"ticism\, n. cf. f. scepticisme. written
   also scepticism.
   1. an undecided, inquiring state of mind; doubt; uncertainty.
      1913 webster

            that momentary amazement, and irresolution, and
            confusion, which is the result of skepticism.
                                                  --hune.
      1913 webster

   2. metaph. the doctrine that no fact or principle can be
      certainly known; the tenet that all knowledge is
      uncertain; pyrrohonism; universal doubt; the position that
      no fact or truth, however worthy of confidence, can be
      established on philosophical grounds; critical
      investigation or inquiry, as opposed to the positive
      assumption or assertion of certain principles.
      1913 webster

   3. theol. a doubting of the truth of revelation, or a
      denial of the divine origin of the christian religion, or
      of the being, perfections, or truth of god.
      1913 webster

            let no . . . secret skepticism lead any one to doubt
            whether this blessed prospect will be realized. --s.
                                                  miller.
      1913 webster
see also:
scepticism 

[2] : WordNet (r) 2.0

skepticism
     n 1: doubt about the truth of something syn: incredulity, disbelief,
           mental rejection
     2: the disbelief in any claims of ultimate knowledge syn: agnosticism,
         scepticism
see also:
incredulity disbelief mental rejection agnosticism scepticism 

[3] : Moby Thesaurus II by Grady Ward, 1.0

46 moby thesaurus words for "skepticism":
   humism, pyrrhonism, agnosticism, apprehension, caution,
   cautiousness, concern, diffidence, disinclination to believe,
   distrust, distrustfulness, doubt, doubtfulness, dubiety,
   dubiousness, guardedness, half-belief, incertitude,
   inconvincibility, incredulity, leeriness, misdoubt, misgiving,
   mistrust, mistrustfulness, qualm, qualmishness, question,
   resistiveness to belief, scoffing, scruple, scrupulousness,
   self-doubt, shadow of doubt, skepticalness, suspicion,
   suspiciousness, total skepticism, tough-mindedness, uncertainty,
   unconvincibility, uncredulousness, unpersuadability,
   unpersuasibility, wariness, wonder

Skepticism >> S Words
Skepticism, definition of term: Skepticism
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