basion

basion definition - medical

ba·si·on (bāˈsē-ŏnˌ, -zē-)

noun
The middle point on the anterior margin of the great foramen opposite the opisthion.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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