In`ner*va"tion (?), n. [Cf. F. innervation.]
1.
The act of innerving or stimulating.
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.
3. Anat.
The distribution of nerves in an animal, or to any of its parts.
© Webster 1913.