central 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 gray 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