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stimulus |
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stimulus 1. any drug, agent, electrical impulse, or other factor able to cause a response in an organism 2. an object or event that is apprehended by the senses 3. Med a former name for stimulant stimulus [′stim·yə·ləs] (control systems) A signal that affects the controlled variable in a control system. (physiology) An agent that produces a temporary change in physiological activity in an organism or in any of its parts. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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