no doubt

from WordNet (r) 3.0 (2006)
no doubt
    adv 1: admittedly; "to be sure, he is no Einstein" [syn: {to be
           sure}, {without doubt}, {no doubt}]
    
from The Collaborative International Dictionary of English v.0.48
Doubt \Doubt\, n. [OE. dute, doute, F. doute, fr. douter to
   doubt. See {Doubt}, v. i.]
   1. A fluctuation of mind arising from defect of knowledge or
      evidence; uncertainty of judgment or mind; unsettled state
      of opinion concerning the reality of an event, or the
      truth of an assertion, etc.; hesitation.
      [1913 Webster]

            Doubt is the beginning and the end of our efforts to
            know.                                 --Sir W.
                                                  Hamilton.
      [1913 Webster]

            Doubt, in order to be operative in requiring an
            acquittal, is not the want of perfect certainty
            (which can never exist in any question of fact) but
            a defect of proof preventing a reasonable assurance
            of quilt.                             --Wharton.
      [1913 Webster]

   2. Uncertainty of condition.
      [1913 Webster]

            Thy life shall hang in doubt before thee. --Deut.
                                                  xxviii. 66.
      [1913 Webster]

   3. Suspicion; fear; apprehension; dread. [Obs.]
      [1913 Webster]

            I stand in doubt of you.              --Gal. iv. 20.
      [1913 Webster]

            Nor slack her threatful hand for danger's doubt.
                                                  --Spenser.
      [1913 Webster]

   4. Difficulty expressed or urged for solution; point
      unsettled; objection.
      [1913 Webster]

            To every doubt your answer is the same. --Blackmore.
      [1913 Webster]

   {No doubt}, undoubtedly; without doubt.

   {Out of doubt}, beyond doubt. [Obs.] --Spenser.

   Syn: Uncertainty; hesitation; suspense; indecision;
        irresolution; distrust; suspicion; scruple; perplexity;
        ambiguity; skepticism.
        [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
28 Moby Thesaurus words for "no doubt":
      admittedly, beyond doubt, beyond question, by all odds,
      dollars to doughnuts, doubtless, doubtlessly, in all likelihood,
      in all probability, incontestably, indisputably, indubitably,
      irrefragably, irrefutably, like enough, likely, most likely,
      out of question, presumably, presumptively, probably, ten to one,
      undeniably, undoubtedly, unquestionably, very like, very likely,
      without doubt

    

[email protected]