pris·moid (pr z moid )n. A prismatoid having polygons with the same number of sides as bases, and faces that are parallelograms or trapezoids. pris·moi dal (-moidl) adj. |
prismoid [ˈprɪzmɔɪd]
n
(Mathematics) a prismatoid having an equal number of vertices in each of the two parallel planes and whose sides are trapeziums or parallelograms
[from French prismoïde; see prism, -oid]
prismoidal adj
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  prismoid - a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelogramsprismatoid - 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 |
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