pterion

[ teer-ee-on, ter- ]

noun

, Craniometry.

1. the craniometric point at the side of the sphenoidal fontanelle.

Word History and Origins

Origin of pterion¹

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

Example Sentences

Some doctors call the pterion “God’s little joke.”

From Salon

A region called the pterion, close to the ears, is the thinnest part of the skull so is most vulnerable to fracture.

From BBC

There are two wormian bones on the left side of the skull, one at the pterion and one below the asterion each being 9 m.m. long.

From Project Gutenberg