Source : Webster's Revised Unabridged Dictionary (1913)

Deploy \De*ploy"\, Deployment \De*ploy"ment\, n. (Mil.)
   The act of deploying; a spreading out of a body of men in
   order to extend their front. ---Wilhelm.

         Deployments . . . which cause the soldier to turn his
         back to the enemy are not suited to war.H.L. --Scott.

Source : WordNet®

deployment
     n : the distribution of forces in preparation for battle or work