Source : Webster's Revised Unabridged Dictionary (1913)

Journalistic \Jour"nal*is"tic\, a.
   Pertaining to journals or to journalists; contained in, or
   characteristic of, the public journals; as journalistic
   literature or enterprise.

Source : WordNet®

journalistic
     adj : of or relating to or having the characteristics of
           journalism; "journalistic writing"