Last Updated
：2025/12/05
デルタ
Hiragana
でるた
Noun
Japanese Meaning
ギリシャ文字の第4字母「Δ」「δ」。 / 川が海や湖に注ぐ河口付近で、土砂の堆積によって形成される三角形状の地形。三角州。 / 二つの量の差や変化量を表す記号「Δ」あるいはその差・変化量そのもの。
Easy Japanese Meaning
かわの でぐちに できる さんかくの だいち または 二つの 数の さ
Sense（1）
delta
Sense（2）
Synonym of 三角州 (sankakusu, “delta”) (landform at the mouth of a river)
Sense（3）
difference between two values
（ romanization ）
Quizzes for review
delta / Synonym of 三角州 (sankakusu, “delta”) (landform at the mouth of a river) / difference between two values
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デルタ
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The shape of the delta is similar to a triangle.
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デルタの形状は三角形に似ています。
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