mesopodiale

from The Collaborative International Dictionary of English v.0.48

Mesopodiale \Mes`o*po`di*a"le\, n.; pl. {Mesopodialia}. [NL.,
   fr. Gr. me`sos middle + ?, dim. of poy`s, podo`s, foot.]
   (Anat.)
   One of the bones of either the carpus or tarsus.
   [1913 Webster]