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basion

[ bey-see-on, -zee- ]
/ ˈbeɪ siˌɒn, -zi- /

noun Craniometry.

the midpoint of the anterior margin of the foramen magnum.

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Nearby words

  1. basin,
  2. basin range,
  3. basinet,
  4. basing point,
  5. basingstoke,
  6. basipetal,
  7. basiphobia,
  8. basis,
  9. basis of articulation,
  10. basis point

Origin of basion

1875–80; < New Latin < Greek bás(is) (see basis) + -ion noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for basion

basion

/ (ˈbeɪsɪən) /

noun

anatomy the midpoint on the forward border of the foramen magnum

Word Origin for basion

C19: from New Latin, from Latin basis base 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for basion

basion

[ 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.