- the act of exciting a nerve, gland, etc., to its functional activity: The fungus is known to have diverse effects on the body, from stimulation of the nervous system to constriction of blood vessels.
- something that arouses interest, inspiration, or incitement to action: Children, with their developing brains, love stimulation and novelty.
- a cause or incitement: Improved rural-urban communication links often act as stimulation for the growth of local towns.
