Webster’s Revised Unabridged Dictionary · 1913
Equilibration
E′qui·li·bra′tion (ē′kwĭ·lī·brā′shŭn), 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.