motile
    adj 1: (of spores or microorganisms) capable of movement
    n 1: one whose prevailing mental imagery takes the form of inner
         feelings of action

Motile \Mo"tile\, a. [See Motive.]
   1. (Biol.) Exhibiting, or capable of, spontaneous movement;
      as, motile bacteria, motile protozoa, motile cilia, motile
      spores, etc.
      [Webster 1913 Suppl. +PJC]

   2. Producing motion; as, motile powers.
      [Webster 1913 Suppl.]

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.
   [Webster 1913 Suppl.]