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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - Any polyhedron having four plane faces.

Usage examples (34)
  • Otherwise known as a tetrahedron, a "Caltrop", or to a lesser degree "Ol' Pointy".
  • A classic 3D fractal is the Sierpinski tetrahedron, which is a tetrahedron of tetrahedra of tetrahedra, etc.
  • Above the tetrahedron is a balloon-shaped figure, apparently drawn into shape by the attraction of the tetrahedron.
  • In our space, four equidistant points can be located, the vertices of a tetrahedron, that is, a pyramid having four triangular faces. for more
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