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

illogical \illog"ical\, a.
   ignorant or negligent of the rules of logic or correct
   reasoning; as, an illogical disputant; contrary of the rules
   of logic or sound reasoning; as, an illogical inference. --
   illog"ically, adv. -- illog"icalness, n.
   1913 webster
see also:
illog"ically illog"icalness 

[2] : WordNet (r) 2.0

illogical
     adj 1: lacking in correct logical relation syn: unlogical ant:
             logical
     2: lacking orderly continuity; "a confused set of
        instructions"; "a confused dream about the end of the
        world"; "disconnected fragments of a story"; "scattered
        thoughts" syn: confused, disconnected, disjointed,
        disordered, garbled, scattered, unconnected
see also:
unlogical logical confused disconnected disjointed disordered 
garbled scattered unconnected 

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

72 moby thesaurus words for "illogical":
   aberrant, abroad, absonant, adrift, all abroad, all off, all wrong,
   amiss, askew, astray, at fault, awry, beside the mark,
   contradictory, contrary to reason, corrupt, deceptive, defective,
   delusive, deviant, deviational, deviative, distorted, errant,
   erring, erroneous, fallacious, false, faultful, faulty, flawed,
   heretical, heterodox, illusory, inauthentic, inconclusive,
   incongruous, inconsequent, inconsequential, inconsistent, invalid,
   irrational, loose, nonscientific, not following, not right,
   not true, off, off the track, out, paralogical, peccant, perverse,
   perverted, reasonless, self-annulling, self-contradictory,
   self-refuting, senseless, straying, unauthentic, unconnected,
   unfactual, unorthodox, unphilosophical, unproved, unreasonable,
   unscientific, untrue, wide, without reason, wrong

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