Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geometry Any one of the following five
polyhedra : the regulartetrahedron , thecube , the regularoctahedron , the regulardodecahedron and the regularicosahedron .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Named after the Greek philosopher Plato, who wrote about these solids in his treatise Timaeus.
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