sagittal

Of or relating to the suture uniting the two parietal bones of the skull.

Of or relating to the sagittal plane.

Shaped like or resembling an arrow or an arrow-head. Specifically

In anatomy: Pertaining to the sagittal suture.

Lying in or parallel to the plane of that suture: in this sense opposed to coronal.

Of or pertaining to an arrow; resembling an arrow; furnished with an arrowlike appendage.

Of or pertaining to the sagittal suture; in the region of the sagittal suture; rabdoidal.

In the mesial plane; mesial.

the suture between the two parietal bones in the top of the skull; — called also rabdoidal suture, and interparietal suture.