noun
stimulation
stim-yuh-LAY-shuhn/ˌstɪmjuˈleɪʃn/
The act or process of encouraging activity or a response.
The moving gears provide stimulation that keeps the child eagerly exploring the puzzle.

Etymology
Stimulation turns the goad image into the name of an action: pricking or stirring something into motion. That urging also describes arousing interest or eliciting a response.
In context
sensitization of the primary afferent nociceptors by frequent stimulation
More examples
- The therapist uses electrical stimulation to help the injured muscle contract.
- Babies get sensory stimulation from different sounds and textures.
- Without enough stimulation, the dog grows bored and chews furniture.
Forms
stimulation
stimulate verb — To encourage activity or a response.
Similar words
- encouragement
- Emphasizes giving support or confidence rather than provoking activity.
- activation
- Specifically starts a process or makes something operational.
- arousal
- Emphasizes awakening interest, emotion, or physical responsiveness.