Platonic solid

noun Geometry.

one of the five regular polyhedrons: tetrahedron, octahedron, hexahedron, icosahedron, or dodecahedron.

Origin of Platonic solid

First recorded in 1950–55

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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

C17: named after Plato 1, who was the first to list them

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Platonic solid

Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}Platonic solid

Platonic solid

Word Origin

Origin of Platonic solid