- Stimulus is something that causes a reaction, especially interest, excitement or energy.
- An example of stimulus is a shiny object for a baby.
- An example of stimulus is an influx of cash into the economy that is designed to help the economy to gain momentum or energy.
- something that rouses or incites to action or increased action; incentive
- Physiol., Psychol. any action or agent that causes or changes an activity in an organism, organ, or part, as something that excites an end organ, starts a nerve impulse, activates a muscle, etc.
Origin of stimulusClassical Latin a goad, sting, torment, pang, spur, incentive: see style
- Something causing or regarded as causing a response.
- An agent, action, or condition that elicits or accelerates a physiological or psychological activity or response.
- a. Something that incites or rouses to action; an incentive: “Works which were in themselves poor have often proved a stimulus to the imagination” (W.H. Auden).b. Government spending designed to generate or increase economic activity.
Origin of stimulusLatin, goad.
- Anything that may have an impact or influence on a system.
- an economic stimulus
- (physiology) Something external that elicits or influences a physiological or psychological activity or response.
- (psychology) Anything effectively impinging upon any of the sensory apparatuses of a living organism, including physical phenomena both internal and external to the body.
- Anything that induces a person to take action.
From Latin stimulus (“goad, prick")