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- Dictionarystimulus/ˈstɪmjʊləs/
noun
- 1. a thing or event that evokes a specific functional reaction in an organ or tissue: "areas of the brain which respond to auditory stimuli"
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STIMULUS definition: 1. something that causes growth or activity: 2. something that causes part of the body to react…. Learn more.
: something that rouses or incites to activity: such as. a. : incentive. b. : stimulant sense 1. c. : an agent (such as an environmental change) that directly influences the activity of a living organism or one of its parts (as by exciting a sensory organ or evoking muscular contraction or glandular secretion) Synonyms. boost. encouragement. goad.
A stimulus causes an action or response, like the ringing of your alarm clock if you didn't sleep through it. Stimulus is a word often used in biology — something that causes a reaction in an organ or cell, for example.
Something that can elicit or evoke a physiological response in a cell, a tissue, or an organism. A stimulus can be internal or external. Sense organs, such as the ear, and sensory receptors, such as those in the skin, are sensitive to external stimuli such as sound and touch.
something that causes growth or activity: Foreign investment has been a stimulus to the industry. The book will provide a stimulus to research in this very important area. biology specialized. something that causes part of the body to react:
1. something that stimulates or acts as an incentive. 2. (Physiology) any drug, agent, electrical impulse, or other factor able to cause a response in an organism. 3. (Psychology) an object or event that is apprehended by the senses. 4. (Pharmacology) med a former name for stimulant. [C17: from Latin: a cattle goad]
A stimulus is something that encourages activity in people or things. Interest rates could fall soon and be a stimulus to the U.S. economy. We adapt ourselves to our environment and to external stimuli.
Definition of stimulus noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
STIMULUS definition: something that makes something else happen, grow, or develop more: . Learn more.
stimulus noun. Meaning & use. 1.a. 1684–. Physiology. Something that acts as a ‘goad’ or ‘spur’ to a languid bodily organ; an agency or influence that stimulates, increases, or quickens organic activity. 1684. The Indian Chocolad..both increases Seed and adds a stimulus. translation of T. Bonet, Guide to Practical Physician xix. 694/2. 1732.
