Stimulus Definition

stĭmyə-ləs
stimuli
noun
stimuli
Something causing or regarded as causing a response.
American Heritage Medicine
An agent, action, or condition that elicits or accelerates a physiological or psychological activity or response.
American Heritage Medicine
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, or activates a muscle.
Webster's New World
Something that rouses or incites to action or increased action; incentive.
Webster's New World
Government spending designed to generate or increase economic activity.
American Heritage

Other Word Forms of Stimulus

Noun

Singular:
stimulus
Plural:
stimuli

Origin of Stimulus

  • From Latin stimulus (“goad, prick")

    From Wiktionary

  • Latin goad

    From American Heritage Dictionary of the English Language, 5th Edition

Find Similar Words

Find similar words to stimulus using the buttons below.

Words Starting With

Words Ending With

Unscrambles

stimulus