1. relating to or located in a sulcus (a groove or furrow, especially in the brain)
Usage: medical; anatomical

Examples

• The sulcal pattern of the brain varies between individuals.
• Sulcal depth measurements help neurologists assess brain development.
• The MRI showed abnormal sulcal widening in the frontal lobe.
• Researchers studied sulcal morphology in patients with epilepsy.
• The sulcal anatomy was clearly visible on the brain scan.