Part of the cerebral cortex which is covered by the folds of the sulcus.
An area of the cerebral cortex that is overlapped by the sides of the deep lateral sulcus (cleft) in each hemisphere.
The lobe of the cerebral cortex comprising a triangular area lying in the floor of the lateral or sylvian fissure. It is overlapped and hidden by the gyri of the fissure, which constitute the operculum of the insula.