Parietal Bone Definition

noun
Either of two large, irregularly quadrilateral bones between the frontal and occipital bones that together form the sides and top of the skull.
American Heritage

Other Word Forms of Parietal Bone

Noun

Singular:
parietal bone
Plural:
parietal-bones

Origin of Parietal Bone

  • From Latin parietalis (“pertaining to walls"), from paries (“wall") + bone.

    From Wiktionary

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parietal bone