Last Updated
：2026/01/03
直径
Hiragana
ちょっけい
Noun
Japanese Meaning
(幾何学) 直径 / (グラフ理論) 直径
Easy Japanese Meaning
えんのまんなかをとおって、はしからはしまでをはかった長さ。
Chinese (Simplified) Meaning
（几何）穿过圆心、连接圆周两点的线段或其长度 / （图论）图中任意两点最短路径距离的最大值
Chinese (Traditional) Meaning
幾何：通過圓心連接圓上兩點的線段或其長度 / 圖論：圖中任意兩頂點間最短路徑長度的最大值
Korean Meaning
원이나 구의 지름 / 그래프에서 모든 정점 쌍 사이 최단거리의 최대값
Vietnamese Meaning
đường kính (hình học) / đường kính (đồ thị): khoảng cách lớn nhất giữa hai đỉnh
Tagalog Meaning
diametro (heometriya) / diametro (teorya ng grafo)
Sense（1）
(geometry) diameter
Sense（2）
(graph theory) diameter
（ canonical ）
（ romanization ）
（ kyūjitai ）
（ hiragana ）
Quizzes for review
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直径
See correct answer
The diameter of this circle is twice the radius, and it must be recorded accurately on the blueprint.
The diameter of this circle is twice the radius, and it must be recorded accurately on the blueprint.
See correct answer
この円の直径は半径の二倍で、設計図に正確に記入する必要がある。
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