Dodecahedron

Quick meaning: Dodecahedron is a noun meaning (geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids.

Meaning

(geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids.

Example Sentences

It took me two years, but by the time I was 12 I could imagine the fifth four-dimensional polytope, which is made up of 120 dodecahedrons.

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.

There is no uniformity in the size or shape of the dodecahedra found so far, nor in their metal composition or even in the level of craftsmanship. If they were important objects, we would expect to also discover contextual evidence in the archaeological record, such as depictions in paintings or mosaics.

Word Forms

• dodecahedra
• dodecahedrons

Synonyms for dodecahedron

Depending on context, synonyms include duodecahedron.

Related Words

Related dictionary entries include pentagonal, rhombic, rhomboidal, stellated, dodecaedron, duodecahedron.

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