• synonyms


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

1875–80; < New Latin, alteration of Greek pterón wing, on model of inion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

pterion in Medicine


(tĕrē-ŏn′, tîr-)
  1. The junction of the greater wing of the sphenoid bone and the squamous temporal, the frontal, and the parietal bones.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.