Last Updated
：2026/01/08
円周
Hiragana
えんしゅう
Noun
Japanese Meaning
（幾何学）円周
Easy Japanese Meaning
まるのふちのながさ
Chinese (Simplified) Meaning
圆周 / 圆的周长
Chinese (Traditional) Meaning
圓的周長 / 圓的邊界線
Korean Meaning
원의 둘레 / 원 둘레의 길이
Indonesian
keliling lingkaran / panjang keliling lingkaran / garis keliling lingkaran
Vietnamese Meaning
chu vi đường tròn / độ dài chu vi hình tròn
Tagalog Meaning
haba ng palibot ng bilog / perimetro ng bilog / palibot ng bilog
Sense（1）
(geometry) circumference
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
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円周
See correct answer
Problems that require calculating the circumference using trigonometric functions make it important to consider angles in radians.
Problems that require calculating the circumference using trigonometric functions make it important to consider angles in radians.
See correct answer
三角関数を使って円周の長さを求める問題は、角度をラジアンで考えることが重要だ。
Japanese - English
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