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

He hopes that the other pieces of the parietal bone, or even a complete skull, might soon be found.

From Nature

While the original reconstruction of the dinosaur’s bone included only three epiparietals – or horns jutting out from the side of the parietal bone – the new specimens show that Medusaceratops had five.

From Scientific American

At Stony Brook his voice crackled with excitement as he described how “astonishing” it was to discover that half the brain lies under the parietal bones, the back part of the top of the skull.

From New York Times

Its most usual seat is the tibia, but it is also met with in the femur, ulna, and parietal bone.

From Project Gutenberg

This bone extends anteriorly into the parietal bone from the suture of the interparietal and parietal.

From Project Gutenberg