Platonic solid
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noun Geometry.
one of the five regular polyhedrons: tetrahedron, octahedron, hexahedron, icosahedron, or dodecahedron.
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Origin of Platonic solid
First recorded in 1950–55
Words nearby Platonic solid
Plato, Platonic, Platonically, Platonic love, Platonic or platonic, Platonic solid, Platonic year, Platonism, Platonize, platoon, platoon sergeant
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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British Dictionary definitions for Platonic solid
Platonic solid
noun
any of the five possible regular polyhedra: cube, tetrahedron, octahedron, icosahedron, and dodecahedronAlso called (esp formerly): Platonic body
Word Origin for Platonic solid
C17: named after Plato 1, who was the first to list them
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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