Stimulation (noun)

1. The action of stimulating or something that stimulates.
2. The use of various methods, such as electrical or chemical means, to excite the activity of nerve cells or muscles.

Origin:

Mid 17th century: from latin stimulatio(n-), from the verb stimulare (see stimulate).

Examples:

1. The stimulation of the economy is a priority for the government.
2. The stimulation of the brain can improve memory and cognitive function.
3. Physical exercise can provide cardiovascular stimulation.
4. The music provided a constant stimulation for the dancers.
5. The child needs more stimulation and interaction with the outside world.