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dodecahedron

A dodecahedron

English

Pronunciation

Noun

Singular
dodecahedron

Plural
dodecahedr

dodecahedron (dodecahedr)
  1. (geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids.
    • 1707, Thomas Blount, Glossographia Anglicana Nova: Or, A Dictionary, Interpreting Such Hard Words, D. Brown, heading DO–DO,
      Dodecahedron, (Gr.) in Geometry, is a solid Figure of 12 Sides or Faces that are regular Pentagons, it is one of the Platonick or Regular Bodies.

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Last modified on 26 September 2008, at 14:09