cerebrum

noun

ce·​re·​brum sə-ˈrē-brəm How to pronounce cerebrum (audio) ˈser-ə-brəm How to pronounce cerebrum (audio)
ˈse-rə-
plural cerebrums or cerebra sə-ˈrē--brə How to pronounce cerebrum (audio)
ˈser-ə-brə,
ˈse-rə-
1
2
: an enlarged anterior or upper part of the brain
especially : the expanded anterior portion of the brain that in higher mammals overlies the rest of the brain, consists of cerebral hemispheres and connecting structures, and is considered to be the seat of conscious mental processes : telencephalon

Examples of cerebrum in a Sentence

you'll need the patience of a saint and the cerebrum of a rocket scientist to figure out the solution to this brainteaser
Recent Examples on the Web The relative size of the bulb is perhaps greater than in any other carnivore, the paper says, but this may just be due to the smallness of the bear’s cerebrum (its central brain). Matt Hrodey, Discover Magazine, 22 June 2023 The cerebrum is the largest, comprising roughly 85 percent of the organ’s total weight. Scott Lafee, San Diego Union-Tribune, 13 June 2023 Much of the growth was in the neocortex, a sublime region of the cerebrum involved in higher cognition and sensory integration. Steve Brusatte, Scientific American, 1 June 2022 Phrenologists suggested the part of the cerebrum above the eyes, called the frontal lobe, is most important for intelligence and is proportionally larger in men, while the parietal lobe, just behind the frontal lobe, is proportionally larger in women. The Conversation, oregonlive, 8 Aug. 2020 In addition to the amygdala, areas of the brain important for memory and attention—such as the cerebrum—also have testosterone receptors. Erica Sweeney, Men's Health, 1 Feb. 2023 Research has shown that the basal ganglia, located in the brain’s cerebrum, is associated with habit formation. Sara Novak, Discover Magazine, 29 Dec. 2021 According to Johns Hopkins Medicine, a stroke in the left hemisphere of the cerebrum can cause aphasia: difficulty finding the right words or understanding what others are saying, or both. Time, 13 Oct. 2022 One of the most surprising discoveries noted in the report was Danionella cerebrum, found in southern Myanmar. Veronika Perková, Scientific American, 25 Mar. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cerebrum.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Latin

First Known Use

1578, in the meaning defined at sense 2

Time Traveler
The first known use of cerebrum was in 1578

Dictionary Entries Near cerebrum

Cite this Entry

“Cerebrum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cerebrum. Accessed 19 Mar. 2024.

Kids Definition

cerebrum

noun
ce·​re·​brum sə-ˈrē-brəm How to pronounce cerebrum (audio) ˈser-ə-brəm How to pronounce cerebrum (audio)
plural cerebrums or cerebra -brə How to pronounce cerebrum (audio)
1
2
: the expanded front or upper part of the brain that consists of the cerebral hemispheres and connecting structures and is reported to be the seat of conscious mental processes

Medical Definition

cerebrum

noun
ce·​re·​brum sə-ˈrē-brəm How to pronounce cerebrum (audio) ˈser-ə-brəm How to pronounce cerebrum (audio)
plural cerebrums or cerebra -brə How to pronounce cerebrum (audio)
1
2
: an enlarged anterior or upper part of the brain
especially : the expanded anterior portion of the brain that in higher mammals overlies the rest of the brain, consists of cerebral hemispheres and connecting structures, and is considered to be the seat of conscious mental processes : telencephalon

More from Merriam-Webster on cerebrum

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