Source : Webster's Revised Unabridged Dictionary (1913)

Motile \Mo"tile\, a. [See {Motive}.]
   1. (Biol.) Having powers of self-motion, though unconscious;
      as, the motile spores of certain seaweeds.

   2. Producing motion; as, motile powers.

Motile \Mo"tile\, a. [See {Motive}.]
   1. (Biol.) Exhibiting, or capable of, spontaneous movement;
      as, motile cilia, motile spores, etc.

   2. Producing motion; as, motile powers.

Motile \Mo"tile\, n. (Psychol.)
   A person whose prevailing mental imagery takes the form of
   inner feelings of action, such as incipient pronunciation of
   words, muscular innervations, etc.

Source : WordNet®

motile
     adj : (of spores or microorganisms) capable of movement
     n : one whose prevailing mental imagery takes the form of inner
         feelings of action