postaxial Meaning, Definition & Usage

Post*ax"i*al adjective
Etymology
Pref. post- + axial.
Definitions
  1. (Anat.) Situated behind any transverse axis in the body of an animal; caudal; posterior; especially, behind, or on the caudal or posterior (that is, ulnar or fibular) side of, the axis of a vertebrate limb.

Webster 1913