Cerebrum

[Sarah]

The anterior, and in man the larger, division of the brain; theseat of the reasoning faculties and the will. See Brain.

[Sarah]

Most interior part of the brain in vertebrates. It helps with the sensory and neural functions.

[Agnes]

The principal and most anterior part of the brain in vertebrates, located in the front area of the skull and consisting of two hemispheres, left and right, separated by a fissure. It is responsible for the integration of complex sensory and neural functions and the initiation and coordination of voluntary activity in the body.