Source : Webster's Revised Unabridged Dictionary (1913)

Unquestioned \Un*ques"tioned\, a.
   1. Not called in question; not doubted.

   2. Not interrogated; having no questions asked; not examined
      or examined into. --Shak.

            She muttering prayers, as holy rites she meant,
            Through the divided crowd unquestioned went.
                                                  --Dryden.

   3. Indisputable; not to be opposed or impugned.

            Their unquestioned pleasures must be served. --B.
                                                  Jonson.

Source : WordNet®

unquestioned
     adj : accepted without question; "undoubted evidence" [syn: {unchallenged},
            {undisputed}, {undoubted}]