a. (Physiol.) Exciting motion; -- said of that portion of the nervous system concerned in reflex actions, by which impressions are transmitted to a nerve center and then reflected back so as to produce muscular contraction without sensation or volition. [ 1913 Webster ]

a. (Physiol.) Incitomotor. [ 1913 Webster ]

{ } a. [ L. motorius that has motion. See Motor, n. ] Causing or setting up motion; pertaining to organs of motion; -- applied especially in physiology to those nerves or nerve fibers which only convey impressions from a nerve center to muscles, thereby causing motion. [ 1913 Webster ]

a. (Physiol.) Causing secretion; -- said of nerves which go to glands and influence secretion. [ 1913 Webster ]