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postaxial

[pohst-ak-see-uh l] /poʊstˈæk si əl/
adjective, Anatomy, Zoology.
1.
pertaining to or situated behind the axis of the body, especially the posterior side of the axis of a limb.
Origin of postaxial
1870-1875
First recorded in 1870-75; post- + axial
Related forms
postaxially, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for postaxial
Historical Examples
  • The biserial archipterygium consists of a segmented axial rod, bearing a praeaxial and a postaxial series of jointed rays.

  • The proximal part of the postaxial surface also bears a small outgrowth.

    The Vertebrate Skeleton Sidney H. Reynolds
  • Each limb then has a dorsal surface, a ventral surface, an anterior or pre-axial edge, and a posterior or postaxial edge.

    The Vertebrate Skeleton Sidney H. Reynolds
  • In the anterior limb the radius and the pollex are pre-axial, the ulna and the fifth finger are postaxial.

    The Vertebrate Skeleton Sidney H. Reynolds
  • In the posterior limb the tibia and the hallux are pre-axial, the fibula and the fifth toe are postaxial.

    The Vertebrate Skeleton Sidney H. Reynolds
  • Archipterygia too are found in the pectoral fins of the Ichthyotomi, but the postaxial radiale are much reduced.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The ulna or postaxial bone is somewhat expanded distally, but is not drawn out proximally into an olecranon process.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The anterior part of the pre-axial border and posterior part of the postaxial border bear slight outgrowths.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The ulna (fig. 48, A, 3) or postaxial bone is a curved bone rather larger than the radius.

    The Vertebrate Skeleton Sidney H. Reynolds
British Dictionary definitions for postaxial

postaxial

/pəʊstˈæksɪəl/
adjective (anatomy)
1.
situated or occurring behind the axis of the body
2.
of or relating to the posterior part of a vertebrate limb
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
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postaxial in Medicine

postaxial post·ax·i·al (pōst-āk'sē-əl)
adj.

  1. Posterior to the axis of the body or to the axis of a limb in the anatomical position.

  2. Of or being the portion of a limb bud lying caudal to the axis of the limb.

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