CALLOSAL SULCUS By N., Sam M.S. - 3 n. a medial sulcus in the brain, forming a fissure between the two cerebral hemispheres. It is located between the cingulate gyrus and the corpus callosum. Also called the sulcus corporis callosi. CALLOSAL SULCUS: "The callosal sulcus separates the cingulate gyrus from the corpus callosum." Related Psychology Terms CEREBRAL CORTEX CALLOSAL CINGULATE GYRUS (Literally “ring- shaped ridge”) BRAIN WAVES (Electroencephalogram, EEG) CHILD PSYCHIATRY ARTERIOSCLEROTIC BRAIN DISORDER BRAIN TUMOR DISORDERS BRAIN DISORDERS CORPUS STRIATUM (Striped Body) ADOLESCENCE (Theories) Cite this page: N., Sam M.S., "CALLOSAL SULCUS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/callosal-sulcus/ (accessed June 29, 2022).