| 单词 | platonic solid |
| 释义 | Platonic solid in British Englishnoun any of the five possible regular polyhedra: cube, tetrahedron, octahedron, icosahedron, and dodecahedron Also called (esp formerly): Platonic bodyWord origin C17: named after Plato1, who was the first to list themPlatonic solid in American Englishnoun Geometry one of the five regular polyhedrons: tetrahedron, octahedron, hexahedron, icosahedron, or dodecahedron Word origin [1950–55]This word is first recorded in the period 1950–55. Other words that entered Englishat around the same time include: Common Market, International Gothic, bleep, point spread, speech recognition |
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