stimulus [ stim-y uh-l uhs ] SHOW IPA / ˈstɪm yə ləs / PHONETIC RESPELLING noun, plural stim·u·li . [ stim-y uh-lahy] /ˈstɪm yəˌlaɪ/ something that incites to action or exertion or quickens action, feeling, thought, etc.: The approval of others is a potent stimulus. . Physiology, Medicine/Medical something that excites an organism or part to functional activity. Words nearby stimulus stimulated emission
stimulus sensitive myoclonus
sting Origin of stimulus 1605–15; < Latin: a goad OTHER WORDS FROM stimulus in·ter·stim·u·lus, noun, plural in·ter·stim·u·li. post·stim·u·lus, adjective pre·stim·u·lus, noun, plural pre·stim·u·li. un·der·stim·u·lus, noun, plural un·der·stim·u·li.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for stimuli
If we give a muscle electric shocks as
stimuli, it responds to each shock by contracting.
I will merely refer here to certain other
stimuli which have in many cases aroused sexual excitement for the first time. British Dictionary definitions for stimuli noun plural -li ( -ˌlaɪ, -ˌliː) something that stimulates or acts as an incentive any drug, agent, electrical impulse, or other factor able to cause a response in an organism an object or event that is apprehended by the senses Word Origin for stimulus
C17: from Latin: a cattle goad
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for stimuli n. pl. stim•u•li ( -lī′) A stimulant. That which can elicit or evoke an action or response in a cell, an excitable tissue, or an organism.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for stimuli Plural stimuli ( stĭm) ′yə-lī′ Physiology 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 has an impact or an effect on an organism so that its behavior is modified in a detectable way. See more at classical conditioning.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for stimuli plur. stimuli ( stim-yuh-leye)
An action, condition, or person that provokes a response, especially a
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.