Phrase guide

truncated dodecahedron

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

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Pronunciation

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1

noun

Meaning 1

An Archimedean solid with thirty-two regular faces (twelve decagons and twenty triangles) and ninety edges.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

Examples

  • 1813, Spinell, entry in John Mason Good, Olinthus Gregory, Newton Bosworth (editors), Pantologia: A New Cyclopaedia, Volume XI: SPA — TZE, unnumbered page, This, which may be regarded as a brown garnet or schoerl in truncated dodecahedrons of Rome de Lisle, was originally found in the island of Ceylon, among tourmalines and other crystalline substances, with which it was confounded.
  • 1996, T. A. Fournelle, K. W. Weston, Generalizations of Steinberg Groups, World Scientific Publishing, Series in Algebra, Volume 4, page 176, The edges of the linkages lie on the edges of a truncated dodecahedron. Note that the group of orientation preserving symmetries of a truncated dodecahedron is precisely A5.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From truncated + dodecahedron, referring to a construction method for the figure.

Across languages

Translations

1 source translations are retained for this English entry.

  • Italian: dodecaedro troncato — polyhedron with 12 decagonal faces, 20 triangular faces and 90 edges