Answer:
homeostasis
Explanation:
The homeostasis definition refers to the mechanism used by the body to maintain the body/cell dynamic equilibrium.
"Body/cell dynamic equilibrium" means that the body/cell is not in a complete equilibrium with the enviroment. Instead of this, the body/cell maintain the same enviroment (including electrolites and water levels, blood pressure, temperature, etc) even with the chages on the enviroment.