Source : Webster's Revised Unabridged Dictionary (1913)

Rhetorician \Rhet`o*ri"cian\, n. [Cf. F. rh['e]toricien.]
   1. One well versed in the rules and principles of rhetoric.

            The understanding is that by which a man becomes a
            mere logician and a mere rhetorician. --F. W.
                                                  Robertson.

   2. A teacher of rhetoric.

            The ancient sophists and rhetoricians, which ever
            had young auditors, lived till they were an hundred
            years old.                            --Bacon.

   3. An orator; specifically, an artificial orator without
      genuine eloquence; a declaimer. --Macaulay.

Rhetorician \Rhet`o*ri"cian\, a.
   Suitable to a master of rhetoric. ``With rhetorician pride.''
   --Blackmore.

Source : WordNet®

rhetorician
     n : a person who delivers a speech or oration [syn: {orator}, {speechmaker},
          {public speaker}, {speechifier}]