sagittal groove


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groove for su·pe·ri·or sag·it·tal si·nus

the groove in the midline of the inner table of the calvaria lodging the superior sagittal sinus.

sagittal groove

A single shallow longitudinal groove that runs along the superior inner surface of the cranial cavity where the left and right parietal bones meet in the midline. The superior sagittal venous sinus fits in the sagittal groove.
See also: groove