Source : Webster's Revised Unabridged Dictionary (1913)

Hearten \Heart"en\, v. t. [From {Heart}.]
   1. To encourage; to animate; to incite or stimulate the
      courage of; to embolden.

            Hearten those that fight in your defense. --Shak.

   2. To restore fertility or strength to, as to land.

Source : WordNet®

hearten
     v : give encouragement to [syn: {cheer}, {recreate}, {embolden}]
         [ant: {dishearten}]