parallelopiped

from WordNet (r) 3.0 (2006)
parallelopiped
    n 1: a prism whose bases are parallelograms [syn:
         {parallelepiped}, {parallelopiped}, {parallelepipedon},
         {parallelopipedon}]
    
from The Collaborative International Dictionary of English v.0.48
Parallelopiped \Par`al*lel`o*pi"ped\
   (p[a^]r`al*l[e^]l`[-o]*p[imac]"p[e^]d), n. [Gr. para`llhlos
   parallel + 'epi`pedon a plane surface, 'epi`pedos on the
   ground, or level with it, level, flat; 'epi` on + pe`don the
   ground: cf. F. parall['e]lopip[`e]de.] (Geom.)
   A solid, the faces of which are six parallelograms, the
   opposite pairs being parallel, and equal to each other; a
   prism whose base is a parallelogram.

   Syn: parallelepiped, parallelepipedon, parallelopipedon.
        [1913 Webster]
    

[email protected]