cer·e·brum (s r  -brm, s-r -)n. pl. cer·e·brums or cer·e·bra (-br ) The large rounded structure of the brain occupying most of the cranial cavity, divided into two cerebral hemispheres that are joined at the bottom by the corpus callosum. It controls and integrates motor, sensory, and higher mental functions, such as thought, reason, emotion, and memory. [Latin, brain; see ker-1 in Indo-European roots.] |
cerebrum [ˈsɛrɪbrəm]
n pl -brums, -bra [-brə]
1. (Life Sciences & Allied Applications / Anatomy) the anterior portion of the brain of vertebrates, consisting of two lateral hemispheres joined by a thick band of fibres: the dominant part of the brain in man, associated with intellectual function, emotion, and personality See telencephalon
2. (Life Sciences & Allied Applications / Anatomy) the brain considered as a whole
3. (Life Sciences & Allied Applications / Zoology) the main neural bundle or ganglion of certain invertebrates
[from Latin: the brain]
cerebroid adj
cerebric [ˈsɛrɪbrɪk] adj
| cerebrum (sr-brm, s-rbrm) Plural cerebrums or cerebra The largest part of the vertebrate brain, filling most of the skull and consisting of two cerebral hemispheres divided by a deep groove and joined by the corpus callosum, a transverse band of nerve fibers. The cerebrum processes complex sensory information and controls voluntary muscle activity. In humans it is the center of thought, learning, memory, language, and emotion. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  cerebrum - anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humanscentral sulcus, fissure of Rolando, Rolando's fissure, sulcus centralis - a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes fissure of Sylvius, lateral cerebral sulcus, sulcus lateralis cerebri, Sylvian fissure - the deepest and most prominent of the cortical fissures; separates the frontal lobes and temporal lobes in both hemispheres neural structure - a structure that is part of the nervous system cerebral hemisphere, hemisphere - either half of the cerebrum cerebral cortex, cerebral mantle, cortex, pallium - the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum gyrus, convolution - a convex fold or elevation in the surface of the brain telencephalon - the anterior division of the forebrain; the cerebrum and related parts of the hypothalamus |
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