Last Updated
：2026/01/03
正二十面體
Hiragana
せいにじゅうめんたい
Kanji
正二十面体
Noun
form-of
kyūjitai
Japanese Meaning
Kyūjitai form of 正二十面体: regular icosahedron
Easy Japanese Meaning
がめんが二十こあり すべておなじ さんかくけいでできた たまにちかいかたち
Chinese (Simplified) Meaning
由20个全等正三角形组成的正多面体 / 柏拉图立体之一
Chinese (Traditional) Meaning
正多面體之一，面為二十個等邊三角形。 / 柏拉圖立體之一，具12個頂點與30條邊。
Korean Meaning
정이십면체 / 20개의 정삼각형 면으로 이루어진 정다면체
Vietnamese Meaning
khối đa diện đều có 20 mặt tam giác / khối 20 mặt đều
Sense（1）
Kyūjitai form of 正二十面体: regular icosahedron
（ canonical ）
（ romanization ）
（ shinjitai ）
（ hiragana ）
Quizzes for review
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正二十面體
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This solid is called a regular icosahedron, and it is made up of 20 equilateral triangles.
This solid is called a regular icosahedron, and it is made up of 20 equilateral triangles.
See correct answer
この立体は正二十面體と呼ばれ、20の等辺三角形から成り立っています。
Japanese - English
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