The meaning of STIMULUS is something that rouses or incites to activity. How to use stimulus in a sentence.

The pay raise was a stimulus for production. Heat and light are physical stimuli. The dog responded to the stimulus of the ringing bell.

Something causing or regarded as causing a response. 2. An agent, action, or condition that elicits or accelerates a physiological or psychological activity or response. 3. a. Something that incites or …

STIMULI definition: the plural of stimulus. See examples of stimuli used in a sentence.

Definition of stimulus noun from the Oxford Advanced American Dictionary. [usually singular] something that helps someone or something to develop better or more quickly Books provide children with ideas …

The precise timing of a concentration change in response to new stimuli is important and meaningful information in biology.

They can become all but invisible, and pass through solid objects, but they react to stimuli which would not affect us.

Mar 28, 2024 · In biology, we can define stimulus as the “detectable change (physical or chemical) in the environment of an organism that results in some functional activity”. For example, sunlight acts as a …

Aug 6, 2025 · Organisms detect stimuli through specialized structures called receptors. These can be sensory organs, like eyes or ears, or individual cells designed to perceive specific changes.

Though it can be a synonym for stimulant, they are not always used interchangeably. A stimulant is often a chemical or drug that increases activity — think caffeine. For more than one stimulus, use stimuli, …