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

incantation \in`canta"tion\, n. l. incantatio, fr. incantare
   to chant a magic formula over one: cf. f. incantation. see
   enchant.
   1913 webster
   1. the act or process of using formulas sung or spoken, with
      occult ceremonies, for the purpose of raising spirits,
      producing enchantment, or affecting other magical results;
      enchantment. "mysterious ceremony and incantation."
      --burke.
      1913 webster

   2. a formula of words used as above.
      1913 webster

   3. the repetitive invoking of old sayings, or emitting a
      wordy discourse with little or no meaning, to avoid
      serious discussion; obfuscation; as, to defend one's views
      with empty incantations.
      pjc
see also:
enchant 

[2] : WordNet (r) 2.0

incantation
     n : a ritual recitation of words or sounds believed to have a
         magical effect syn: conjuration
see also:
conjuration 

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

22 moby thesaurus words for "incantation":
   abracadabra, bewitchment, conjuration, conjurement, devil,
   enchantment, evocation, exorcisation, exorcism, exsufflation,
   hocus-pocus, invocation, magic formula, magic words, mumbo jumbo,
   necromancy, open sesame, rune, sorcery, witchcraft, witchery,
   wizardry

[4] : Jargon File (4.3.1, 29 Jun 2001)

incantation n. any particularly arbitrary or obscure command that one
   must mutter at a system to attain a desired result. not used of
   passwords or other explicit security features. especially used of tricks
   that are so poorly documented that they must be learned from a wizard.
   "this compiler normally locates initialized data in the data segment,
   but if you mutter the right incantation they will be forced into text
   space."


see also:
wizard mutter 

[5] : The Free On-line Dictionary of Computing (27 SEP 03)

incantation
     
        any particularly arbitrary or obscure command that one must
        mutter at a system to attain a desired result.  not used of
        passwords or other explicit security features.  especially
        used of tricks that are so poorly documented that they must be
        learned from a wizard.  "this compiler normally locates
        initialised data in the data segment, but if you mutter the
        right incantation they will be forced into text space."
     
     
see also:
wizard mutter 

Incantation >> I Words
Incantation, definition of term: Incantation
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