Noun
either half of the cerebrum
Source: WordNetAdditional images Coronal section of brain through anterior commissure Horizontal section of right cerebral hemisphere. Source: Internet
Due to bilateral symmetry the brain has a hippocampus in each cerebral hemisphere, so every normal brain has two of them. Source: Internet
For example, David Van Essen and others (1986) have proposed the existence of a "dorsal V3" in the upper part of the cerebral hemisphere, which is distinct from the "ventral V3" (or ventral posterior area, VP) located in the lower part of the brain. Source: Internet
While some varieties of shark, such as great whites and hammerheads, must remain in motion at all times to move oxygenated water over their gills, it is possible they still sleep one cerebral hemisphere at a time as marine mammals do. Source: Internet