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. ]
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. ]