stimuli

[stim-yuh-luhs]

Stimuli www.ask.com/Stimuli Questions Stimuli Stimuli Answers

noun, plural stim·u·li

[-lahy] .

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.

Origin:
1605–15; < Latin: a goad

Related forms

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.

Synonyms
1. incitement, enticement, motive, provocation. 2. stimulant.

Antonyms
1. discouragement.

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Stimuli is always a great word to know.

So is muscle fiber. Does it mean:

specialized form of striated muscle occurring in the hearts of vertebrates

one of the structural cells of a muscle

American Heritage

Science Dictionary

stimulus

(stĭm'yə-ləs) Pronunciation Key
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.