Source : Webster's Revised Unabridged Dictionary (1913)

Equilibration \E`qui*li*bra"tion\, n.
   1. Act of keeping a balance, or state of being balanced;
      equipoise.

            In . . . running, leaping, and dancing, nature's
            laws of equilibration are observed.   --J. Denham.

   2. (Biol.) The process by which animal and vegetable
      organisms preserve a physiological balance. --H. Spenser.

Source : WordNet®

equilibration
     n : stabilization by bringing into equilibrium