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polyhedron Definition

poly·he·dron (päl′i hēdrən)

noun pl. -·drons or -·dra-drə

a solid figure, esp. one with more than six plane surfaces

Etymology: ModL < Gr polyedron, neut. of polyedros: see poly- & -hedron

polyhedron Related Forms

pol′y·he·dral adjective

polyhedron Usage Examples

Converse of object

  • make: Probably the best way to make a sphere is to make a polyhedron with a large number of sides.
  • limit: Normally by the end of the calculation less than one half of the entries in BOX actually are used to define the limiting polyhedron.
  • call: She also liked Aunty M's rather ancient maths shape things [ now called polyhedrons in the brightminds catalog ] .
  • select: Select the polyhedron, then print the corresponding net on card stock.

Adjective modifier

  • regular: So far, we have found three regular polyhedrons made with triangles.
  • new: Each stage of refinement defines a new, denser, polyhedron whose vertices are related to local sets of vertices of the original.
  • convex: In origami this term is often misused to mean any star-like form produced by adding pyramids to the faces of a convex polyhedron.
  • sparse: The head of this list is iteratively decimated and the list updated until a target number of vertices for the sparse polyhedron is met.

Preposition: with

vertices: For example, for a product of five numbers, we obtain a 3-dimensional polyhedron with 14 vertices.

Preposition: in

catalog: She also liked Aunty M's rather ancient maths shape things [ now called polyhedrons in the brightminds catalog ] .