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postaxial

[pohst-ak-see-uh l]
adjective Anatomy, Zoology.
  1. pertaining to or situated behind the axis of the body, especially the posterior side of the axis of a limb.
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Origin of postaxial

First recorded in 1870–75; post- + axial
Related formspost·ax·i·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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.

    Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 3

    Various

  • 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


British Dictionary definitions for postaxial

postaxial

adjective anatomy
  1. situated or occurring behind the axis of the body
  2. of or relating to the posterior part of a vertebrate limb
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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

postaxial in Medicine

postaxial

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