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1. Dictionary

   brain

   /breɪn/

   noun

   • 1. an organ of soft nervous tissue contained in the skull of vertebrates, functioning as the coordinating centre of sensation and intellectual and nervous activity: "a brain tumour" Similar cerebrumcerebral mattertechnical:encephalon
   • ▪ the substance of an animal's brain used as food.
   • ▪ an electronic device with functions comparable to those of the human brain: informal "an electronic brain"
   • 2. intellectual capacity: "I didn't have enough brains for the sciences" Similar intelligenceintellectintellectual capacitymental capacitybrainpowerclevernesswitwitspowers of reasoningreasoningwisdomsagacityacumendiscernmentshrewdnessjudgementunderstandingcommon sensesensemindheadinformal:nousgrey mattersavvybraininessloafupper storeysmartskop
   • ▪ a clever person who supplies the ideas and plans for a group of people: informal "Tom was the brains of the outfit" Similar clever personintellectualintellectbluestockingthinkerhighbrowmindscholarsagegeniusEinsteinpolymathprodigymastermindinformal:eggheadbright sparkbrainboxclever clogsboffinbrainiacrocket scientistOpposite dunceidiot
   • ▪ a person's mind: "a tiny alarm bell began to ring in her brain"

   verb

   • 1. hit (someone) hard on the head with an object: informal "she brained me with a rolling pin"

   Word Origin Old Englishbrægen, of West Germanic origin; related to Dutch brein.

   Scrabble Points: 7

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2. People also ask

   What does brain mean?

   • For other uses, see brain (disambiguation) and brains (disambiguation). Not to be confused with Brian, braine, or brane. The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals.

   Brain - Wikipedia

   en.wikipedia.org/wiki/Brain

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   What is a human brain?

   • (For more information about the human brain, see nervous system, human.) In lower vertebrates the brain is tubular and resembles an early developmental stage of the brain in higher vertebrates. It consists of three distinct regions: the hindbrain, the midbrain, and the forebrain.

   Brain | Definition, Parts, Functions, & Facts | Britannica

   www.britannica.com/science/brain

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   What is the function of the brain?

   • Brain, the mass of nerve tissue in the anterior end of an organism. The brain integrates sensory information and directs motor responses; in higher vertebrates it is also the center of learning. Learn more about the parts and functions of the brain in this article.

   Brain | Definition, Parts, Functions, & Facts | Britannica

   www.britannica.com/science/brain

   See all results for this question

3. www.britannica.com › science › brainBrain | Definition, Parts, Functions, & Facts | Britannica

   www.britannica.com › science › brain

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   Sep 7, 2024 · Learn about the brain, the mass of nerve tissue in the anterior end of an organism that integrates sensory information and directs motor responses. Explore the anatomy, functions, and evolution of the brain in vertebrates, and the differences between the hemispheres and lobes of the human brain.

   • Gray Matter

     Other articles where gray matter is discussed: brain: …a...

   • Corpus Callosum

     Ask the Chatbot a Question Ask the Chatbot a Question corpus...

   • Cerebral Hemispheres

     brain. In brain. The cerebral hemispheres are separated by a...

   • Fissure of Rolando

     Other articles where fissure of Rolando is discussed: brain:...

   • Meninges

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   • Cross-Modal Plasticity

     The sensory experience was once thought of as a process...

   • Hindbrain

     Each of the three different regions of the hindbrain helps...

   • Brainstem

     brainstem, area at the base of the brain that lies between...

4. en.wikipedia.org › wiki › Human_brainHuman brain - Wikipedia

   en.wikipedia.org › wiki › Human_brain

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   The brain is the central organ of the human nervous system, and with the spinal cord makes up the central nervous system. It consists of the cerebrum, the brainstem and the cerebellum.

5. en.wikipedia.org › wiki › BrainBrain - Wikipedia

   en.wikipedia.org › wiki › Brain

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   The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It consists of nervous tissue and is typically located in the head (cephalization), usually near organs for special senses such as vision, hearing and olfaction.

6. www.merriam-webster.com › dictionary › brainBrain Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › brain

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   Learn the anatomy, function, and synonyms of brain, the organ of thought and the central control point for the nervous system. See examples, word history, and related phrases of brain.

7. www.medicalnewstoday.com › articles › brainThe human brain: Parts, function, diagram, and more

   www.medicalnewstoday.com › articles › brain

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   • Midbrain
   • PONS
   • Medulla

   The midbrain is responsible for several important functions that include hearing and movement. It also helps formulate responses to environmental changes, which include potential threats.

   See full list on medicalnewstoday.com

   The pons enables a rangeTrusted Sourceof bodily functions, such as the production of tears, blinking, focusing vision, balance, and facial expressions. 10 cranial nerves arise from the pons. These connect to the face, neck, and trunk.

   See full list on medicalnewstoday.com

   The medulla regulates biological functions that are essential for survival, such as heart rhythm, blood flow, and breathing. This part of the brain also detects changes in blood oxygen and carbon dioxide levels. Reflexive responses such as vomiting, swallowing, and coughing also originate from the medulla.

   See full list on medicalnewstoday.com

8. biologydictionary.net › brainBrain (Human Anatomy): Overview ... - Biology Dictionary

   biologydictionary.net › brain

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   Jul 26, 2017 · Learn what the brain is, how it works, and what it does in this comprehensive overview. Explore the anatomy and functions of the brain's main regions, such as the cerebral cortex, the limbic system, and the brain stem.

9. dictionary.cambridge.org › dictionary › englishBRAIN | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Learn the meaning of brain as an organ and as a term for intelligence or a smart person. See how to use brain in sentences and idioms, and find synonyms and translations.