cannon bone

from WordNet (r) 3.0 (2006)
cannon bone
    n 1: greatly developed metatarsal or metacarpal bone in the
         shank or cannon part of the leg in hoofed mammals
from The Collaborative International Dictionary of English v.0.48
Cannon bone \Can"non bone\ (Anat.)
   See {Canon Bone}.
   [1913 Webster]
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