prismatoid
1. [ noun ] (mathematics,geometry) a polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoid
Related terms: polyhedron prismoid
Similar spelling:   prismoid
  prismatic
  presume_to
  presumptive
  presumption
  presumptuous
  Prosimii
  prosimian
  presumptively
  proximate
  presumed