parallelopipedon

from WordNet (r) 3.0 (2006)
parallelopipedon
    n 1: a prism whose bases are parallelograms [syn:
         {parallelepiped}, {parallelopiped}, {parallelepipedon},
         {parallelopipedon}]
from The Collaborative International Dictionary of English v.0.48
Parallelopipedon \Par`al*lel`o*pip"e*don\, n. [NL.]
   A parallelopiped. --Hutton.
   [1913 Webster]
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