Source : Webster's Revised Unabridged Dictionary (1913)

Replenishment \Re*plen"ish*ment\ (-ment), n.
   1. The act of replenishing, or the state of being
      replenished.

   2. That which replenishes; supply. --Cowper.

Source : WordNet®

replenishment
     n : filling again by supplying what has been used up [syn: {refilling},
          {replacement}, {renewal}]