Of or pertaining to motion; specifically, of or pertaining to a motor nerve; motor, as a nerve: as, motorial nerve-fibers; a motorial impulse.

adjective. of nerves and nerve impulses; conveying information away from the CNS

"In motorial organisms it causes visible reaction: this expresses itself in what is termed restlessness."

centrifugal  corticifugal  corticoefferent  corticofugal  motor