Innervation

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Innervation \In`ner*va"tion\, n. [Cf. F. innervation.]
     1. The act of innerving or stimulating.
        [1913 Webster]
  
     2. (Physiol.) Special activity excited in any part of the
        nervous system or in any organ of sense or motion; the


        nervous influence necessary for the maintenance of life,
        and the functions of the various organs.
        [1913 Webster]
  
     3. (Anat.) The distribution of nerves in an animal, or to any
        of its parts.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  innervation
       n 1: the neural or electrical arousal of an organ or muscle or
            gland [syn: {excitation}, {irritation}]
       2: the distribution of nerve fibers to an organ or body region