cerebellum

noun
cer·​e·​bel·​lum | \ ˌser-ə-ˈbe-ləm How to pronounce cerebellum (audio) , ˌse-rə-\
plural cerebellums or cerebella\ ˌser-​ə-​ˈbe-​lə How to pronounce cerebella (audio) , ˌse-​rə-​ \

Definition of cerebellum

: a large dorsally projecting part of the brain concerned especially with the coordination of muscles and the maintenance of bodily equilibrium, situated between the brain stem and the back of the cerebrum, and formed in humans of two lateral lobes and a median lobe — see brain illustration

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Other Words from cerebellum

cerebellar \ ˌser-​ə-​ˈbe-​lər How to pronounce cerebellar (audio) , ˌse-​rə-​ \ adjective

Examples of cerebellum in a Sentence

Recent Examples on the Web

Her mother, Connie McAllister, explained that her daughter was born without a cerebellum, which controls language and movement. Karen Pilarski, Milwaukee Journal Sentinel, "Brookfield parents propose a residential facility for people living with disabilities, like their daughter," 6 Sep. 2019 But what hits them hardest is the relentless loss of muscle control caused by neurons dying in the brain’s cerebellum. Amar Dhand, STAT, "It’s time to find new targets for brain diseases instead of just pursuing old ones," 26 June 2019 In particular, the researchers found smaller volumes of white matter neighboring the patients’ cerebellums, a structure at the lower back of the brain involved in motor control and balance. Beth Mole, Ars Technica, "Brain imaging weirdness adds to Cuba “health attack” mystery," 24 July 2019 Given the workers’ reported symptoms — balance problems, sleep and thinking difficulties, headaches and other complaints — the researchers had expected the cerebellum, near the brain stem, to be affected. Lindsey Tanner, Los Angeles Times, "Victims of Havana embassy ‘sonic attack’ have distinctly different brains, MRIs show," 23 July 2019 In contrast, the elephant brain, which is three times the size of our own, has 251 billion neurons in its cerebellum, which helps manage a giant, versatile trunk, and only 5.6 billion in its cortex. Quanta Magazine, "How Humans Evolved Supersize Brains," 10 Nov. 2015 Voytek suggests lumbering is akin to a kind of ataxia, which can happen if the cerebellum, which controls movement, is severely damaged. Joe Lindsey, Popular Mechanics, "'Game of Thrones' Science: How Do Wights Work?," 26 Apr. 2019 The cerebellum, incidentally, might explain the signature slowness zombies are known for. Joe Lindsey, Popular Mechanics, "'Game of Thrones' Science: How Do Wights Work?," 26 Apr. 2019 Moreover, the cerebellum is functionally divided into hundreds or more independent computational modules. Christof Koch, Scientific American, "What Is Consciousness?," 8 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cerebellum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cerebellum

1543, in the meaning defined above

History and Etymology for cerebellum

Medieval Latin, from Latin, diminutive of cerebrum

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Statistics for cerebellum

Last Updated

15 Sep 2019

Look-up Popularity

Time Traveler for cerebellum

The first known use of cerebellum was in 1543

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More Definitions for cerebellum

cerebellum

noun

English Language Learners Definition of cerebellum

medical : the back part of the brain that controls balance and the use of muscles

cerebellum

noun
cer·​e·​bel·​lum | \ ˌser-ə-ˈbe-ləm How to pronounce cerebellum (audio) \
plural cerebellums or cerebella\ -​ˈbe-​lə \

Kids Definition of cerebellum

: the lower back part of the brain whose chief functions are controlling the coordination of muscles and keeping the body in proper balance

cerebellum

noun
cer·​e·​bel·​lum | \ ˌser-ə-ˈbel-əm How to pronounce cerebellum (audio) \
plural cerebellums or cerebella\ -​ˈbel-​ə How to pronounce cerebella (audio) \

Medical Definition of cerebellum

: a large dorsally projecting part of the brain concerned especially with the coordination of muscles and the maintenance of bodily equilibrium, situated between the brain stem and the back of the cerebrum and formed in humans of two lateral lobes and a median lobe

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More from Merriam-Webster on cerebellum

Spanish Central: Translation of cerebellum

Nglish: Translation of cerebellum for Spanish Speakers

Britannica English: Translation of cerebellum for Arabic Speakers

Britannica.com: Encyclopedia article about cerebellum

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