pterion

[ teer-ee-on, ter- ]
/ ˈtɪər iˌɒn, ˈtɛr- /

noun Craniometry.

the craniometric point at the side of the sphenoidal fontanelle.

Origin of pterion

1875–80; < New Latin, alteration of Greek pterón wing, on model of inion

Medical definitions for pterion

pterion
[ tĕrē-ŏn′, tîr- ]

n.

The junction of the greater wing of the sphenoid bone and the squamous temporal, the frontal, and the parietal bones.