Search Result for "prismoid": 
Wordnet 3.0

NOUN (1)

1. a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms; 



The Collaborative International Dictionary of English v.0.48:

Prismoid \Pris"moid\ (pr[i^]z"moid), n. [Cf. F. prismto["i]de.]
   A body that approaches to the form of a prism.
   [1913 Webster]


WordNet (r) 3.0 (2006):

prismoid
    n 1: a prismatoid whose bases are polygons having the same
         number of sides and whose other faces are trapezoids or
         parallelograms