basion

basion

[bey-see-on, -zee-]
noun Craniometry.
the midpoint of the anterior margin of the foramen magnum.

Origin:
1875–80; < Neo-Latin < Greek bás(is) (see basis) + -ion noun suffix

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World English Dictionary
basion (ˈbeɪsɪən)
 
n
anatomy the midpoint on the forward border of the foramen magnum
 
[C19: from New Latin, from Latin basisbase1]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

basion ba·si·on (bā'sē-ŏn', -zē-)
n.
The middle point on the anterior margin of the great foramen opposite the opisthion.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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