pterion

pterion

[teer-ee-on, ter-]
noun Craniometry.
the craniometric point at the side of the sphenoidal fontanelle.

Origin:
1875–80; < Neo-Latin, alteration of Greek pterón wing, on model of inion

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American Heritage
Medical Dictionary

pterion pter·i·on (těr'ē-ŏn', tēr'-)
n.
The junction of the greater wing of the sphenoid bone and the squamous temporal, the frontal, and the parietal bones.

The American Heritage® Stedman's Medical Dictionary
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