The cerebrum is the largest part of the brain upper and is the main part of the brain of vertebrate animals. It has left and right hemispheres. The cerebrum controls conscious and voluntary processess.
pl. -·brums or -·bra
the upper, main part of the brain of vertebrate animals, consisting of left and right hemispheres: in humans it is the largest part of the brain and is believed to control conscious and voluntary processes
Origin of cerebrumL: see cerebellum
nounpl. cer·e·brums or cer·e·bra
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.
Origin of cerebrumLatin, brain; see ker-1 in Indo-European roots.
(plural cerebra or cerebrums)
- (neuroanatomy) The upper part of the brain, which is divided into the two cerebral hemispheres. In humans it is the largest part of the brain and is the seat of motor and sensory functions, and the higher mental functions such as consciousness, thought, reason, emotion, and memory.