interscapular

from The Collaborative International Dictionary of English v.0.48

Interscapular \In`ter*scap"u*lar\, a.
   1. (Anat.) Between the scapul[ae] or shoulder blades.
      [1913 Webster]

   2. (Zool.) Pertaining to the upper back, or the part between
      the shoulders; as, the interscapular feathers.
      [1913 Webster]