Stimulant — [stim-yuh-luh nt]
- 1. Physiology, Medicine/Medical. something that temporarily quickens some vital process or the functional activity of some organ or part: “Adrenalin is a stimulant for the heart.”
- 2. any food or beverage that stimulates, especially coffee, tea, or, in its initial effect, alcoholic liquor.
- 3. a stimulus or incentive.
- 4. Physiology, Medicine/Medical. temporarily quickening some vital process or functional activity.
- 5. stimulating.