- It explores a range of functionalities in new product forms that are playful, sensual, mood affected, bio activity stimulated, and arousal enhancing.
- Stimulation of the mind or emotions to a high level of feeling or activity.
- The office has been humming with activity.
- The threat of war has depressed business activity.
- There has been a lot of activity in the town today.
- The town was humming with activity.