ideal polyhedron

noun

In hyperbolic geometry, a polyhedron whose vertices are all ideal; i.e. points at infinity, rather than real. Its surface is topologically equivalent to a punctured sphere.

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Meanings

nounideal polyhedron (plural ideal polyhedrons or ideal polyhedra)

plural ideal polyhedrons · plural ideal polyhedra

  1. In hyperbolic geometry, a polyhedron whose vertices are all ideal; i.e. points at infinity, rather than real. Its surface is topologically equivalent to a punctured sphere.
Cite this entry
APA

ideal polyhedron. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/ideal%20polyhedron

MLA

“ideal polyhedron.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ideal%20polyhedron. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “ideal polyhedron,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/ideal%20polyhedron.

Source: ideal polyhedron on Wiktionary, CC BY-SA 4.0.