[suh-ree-bruh
m, ser-uh-] 
[-bruh] . Anatomy, Zoology. | 1. | the anterior and largest part of the brain, consisting of two halves or hemispheres and serving to control voluntary movements and coordinate mental actions. |
| 2. | the forebrain and the midbrain. |
| cer·e·bra (sěr'ə-brə, sə-rē'brə) n. A plural of cerebrum. |
| cer·e·brum (sěr'ə-brəm, sə-rē'-) n. pl. cer·e·brums or cer·e·bra (-brə) 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.] |
The largest part of the brain, consisting of two lobes, the right and left cerebral hemispheres. The cerebrum controls thought and voluntary movement. (See cerebral cortex, left brain, and right brain.)
cerebrum cer·e·brum (sěr'ə-brəm, sə-rē'-)
n. pl. cer·e·brums or cer·e·bra (-brə)
The largest portion of the brain, including practically all the parts within the skull except the medulla, pons, and cerebellum and now usually referring only to the parts derived from the telencephalon and including mainly the 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.
| cerebrum (sěr'ə-brəm, sə-rē'brəm) Pronunciation Key
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. |