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Definition of pterion in English:

pterion

Pronunciation /ˈptɛrɪən/

noun

Anthropology Anatomy

  • The region of the side of the skull where the sutures between the sphenoid, parietal, frontal, and temporal bones are located, typically arranged in a pattern resembling the letter H.

Origin

Late 19th century. From French ptérion from ptère great wing of the sphenoid bone + -ion.