Definition of pterion in English:

pterion

noun

Anatomy Anthropology
  • 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.

Pronunciation

pterion

/ˈptɛrɪən/