Equilibrium

Webster's Dictionary of the English Language

·noun A balancing of the mind between motives or reasons, with consequent indecision and doubt.

II. Equilibrium ·noun Equality of weight or force; an equipoise or a state of rest produced by the mutual counteraction of two or more forces.

III. Equilibrium ·noun A level position; a just poise or balance in respect to an object, so that it remains firm; equipoise; as, to preserve the equilibrium of the body.