Source : Webster's Revised Unabridged Dictionary (1913)

Satirist \Sat"ir*ist\, n. [Cf. F. satiriste.]
   One who satirizes; especially, one who writes satire.

         The mighty satirist, who . . . had spread terror
         through the Whig ranks.                  --Macaulay.

Source : WordNet®

satirist
     n : a humorist who uses ridicule and irony and sarcasm [syn: {ironist},
          {ridiculer}]