Last Updated
：2026/01/12
正多面体
Hiragana
せいためんたい
Noun
Japanese Meaning
正多面体とは、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配置もすべて同一であるような立体図形のこと。ユークリッド空間では正四面体・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
すべてのめんが同じ形と大きさの立体
Chinese (Simplified) Meaning
由全等的正多边形作面，且各顶点周围完全相同的多面体 / 柏拉图立体的总称（如正四面体、正六面体等）
Chinese (Traditional) Meaning
所有面皆為全等的正多邊形，且各頂點的面組合相同的多面體 / 柏拉圖立體；在三維空間僅有五種
Korean Meaning
모든 면이 서로 합동인 정다각형으로 이루어진 다면체 / 각 꼭짓점에서 만나는 면의 수와 배열이 동일한 다면체
Indonesian
poliedron beraturan / bangun ruang beraturan dengan semua sisi dan sudut sama / padatan beraturan
Vietnamese Meaning
đa diện đều / khối đa diện có các mặt là đa giác đều và cùng số mặt gặp tại mỗi đỉnh
Tagalog Meaning
Poliedro na ang bawat mukha ay regular at magkakapareho / Solidong hugis na magkatulad ang ayos sa bawat tuktok
Sense（1）
regular polyhedron
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
正多面体
See correct answer
A regular polyhedron is a polyhedron where all faces are the same shape.
A regular polyhedron is a polyhedron where all faces are the same shape.
See correct answer
正多面体は、全ての面が同じ形状の多面体です。
Japanese - English
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