ETYM Latin, the brain.
Anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans.
Brain, especially fore part.
Part of the vertebrate brain, formed from the two paired cerebral hemispheres, separated by a central fissure. In birds and mammals it is the largest and most developed part of the brain. It is covered with an infolded layer of gray matter, the cerebral cortex, which integrates brain functions. The cerebrum coordinates all voluntary activity.