Source : Webster's Revised Unabridged Dictionary (1913)

Pygopod \Py"go*pod\, n. [Gr. ? rump + -pod.]
   1. (Zo["o]l.) One of the Pygopodes.

   2. (Zo["o]l.) Any species of serpentiform lizards of the
      family {Pygopodid[ae]}, which have rudimentary hind legs
      near the anal cleft, but lack fore legs.