motor
    adj 1: conveying information to the muscles from the CNS; "motor
           nerves" [syn: centrifugal, motor(a)]
    2: causing or able to cause motion; "a motive force"; "motive
       power"; "motor energy" [syn: motive(a), motor]
    n 1: machine that converts other forms of energy into mechanical
         energy and so imparts motion
    2: a nonspecific agent that imparts motion; "happiness is the
       aim of all men and the motor of all action"
    v 1: travel or be transported in a vehicle; "We drove to the
         university every morning"; "They motored to London for the
         theater" [syn: drive, motor]

Motor \Mo"tor\, n. [L., fr. movere, motum, to move.]
   1. One who, or that which, imparts motion; a source of
      mechanical power.
      [1913 Webster]

   2. (Mach.) A prime mover; a machine by means of which a
      source of power, as steam, moving water, electricity,
      etc., is made available for doing mechanical work.
      [1913 Webster]

   3. A motor car; an automobile. [archiac Colloq.]
      [Webster 1913 Suppl.] Motory
      Motor

Motor \Mo"tor\, Motory \Mo"to*ry\, Motorial \Mo*to"ri*al\, 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]