parietal bone

American  

noun

Anatomy.

1. either of a pair of membrane bones forming, by their union at the sagittal suture, part of the sides and top of the skull.

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parietal bone British  

noun

1. either of the two bones forming part of the roof and sides of the skull

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Etymology

Origin of parietal bone

First recorded in 1695–1705

Example Sentences

See Examples For:

parietal bone

Archaeologists excavating Denisova Cave in 2016 discovered a freshly broken chunk of parietal bone — part of the skull — that contains mitochondrial DNA from a Denisovan.

From Nature ● Feb. 26, 2019

Viola says that the Xuchang skulls don’t resemble his parietal bone fragment.

From Nature ● Feb. 26, 2019

At the intersection of four bones is the pterion, a small, capital-H-shaped suture line region that unites the frontal bone, parietal bone, squamous portion of the temporal bone, and greater wing of the sphenoid bone.

From Textbooks ● Jun. 19, 2013

Each parietal bone is also bounded anteriorly by the frontal bone, inferiorly by the temporal bone, and posteriorly by the occipital bone.

From Textbooks ● Jun. 19, 2013

On each side of the skull, the calipers rest on the squamosal bone, not on the parietal bone.

From Mammals Obtained by Dr. Curt von Wedel from the Barrier Beach of Tamaulipas, Mexico by E. Raymond (Eugene Raymond) Hall