parietal bone


Definition of parietal bone

: either of a pair of bones of the roof of the skull between the frontal bones and the occipital bones

Examples of parietal bone in a Sentence

Recent Examples on the Web One particularly intriguing feature is the width of the skull between the parietal bones, which make up the sides and upper rear of the skull. National Geographic, "DNA reveals first look at enigmatic human relative," 19 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'parietal bone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of parietal bone

15th century, in the meaning defined above

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The first known use of parietal bone was in the 15th century

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Cite this Entry

“Parietal bone.” Dictionary, Merriam-Webster, Accessed 28 Nov. 2020.

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More Definitions for parietal bone

parietal bone


Medical Definition of parietal bone

: either of a pair of membrane bones of the roof of the skull between the frontal and occipital bones that are large and quadrilateral in outline, meet in the sagittal suture, and form much of the top and sides of the cranium

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