Last Updated
：2025/12/21
せいためんたい
Kanji
正多面体
Noun
Japanese Meaning
正多面体: すべての面が合同な正多角形で構成され、各頂点に集まる面の枚数も等しい多面体。立体幾何学で重要な対象で、正四面体・正六面体（立方体）・正八面体・正十二面体・正二十面体の5種類のみが存在する。
Easy Japanese Meaning
おなじかたちとおなじ大きさのへいめんだけでできたたまのような立体
Chinese (Simplified)
各个面为全等正多边形，且每个顶点的邻接面排列相同的多面体 / 五种柏拉图立体的统称
Sense（1）
正多面体: regular polyhedron
（ romanization ）
Quizzes for review
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せいためんたい
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A regular polyhedron is a polyhedron where all faces are the same shape and all vertices are the same shape.
A regular polyhedron is a polyhedron where all faces are the same shape and all vertices are the same shape.
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せいためんたいは、すべての面が同じ形で、すべての頂点が同じ形になっている多面体です。
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