Source : Webster's Revised Unabridged Dictionary (1913)

Publisher \Pub"lish*er\, n.
   One who publishes; as, a publisher of a book or magazine.

         For love of you, not hate unto my friend, Hath made me
         publisher of this pretense.              --Shak.

Source : WordNet®

publisher
     n 1: a firm in the publishing business [syn: {publishing house},
          {publishing firm}, {publishing company}]
     2: a person engaged in publishing periodicals or books or music
     3: the proprietor of a newspaper [syn: {newspaper publisher}]