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濃度 (のうど) Japanese meaning | Kotomora
Common word JLPT N2 Freq. Frequency Top 10,000 Meanings 1
noun
concentration ; density
chemistry
Primarily used in chemistry and related fields for the concentration of a substance in a solution or mixture. Can also refer to the density of something in a more general sense.
大たい 気き 中ちゅう の 二に 酸さん 化か 炭たん 素そ 濃のう 度ど が 上じょう 昇しょう し て いる 。
The concentration of carbon dioxide in the atmosphere is rising.
2
noun
cardinality
mathematics
Mathematical term for the number of elements in a set. Rare outside technical contexts.
Kanji 濃 concentrated, thick, dark 度 degrees, occurrence, time Similar words 密みつ 度ど 密度 refers to physical density (mass per volume) or the density of things in a space, while 濃度 is used for concentration of a substance in a mixture or solution.
濃こ さ 濃さ is a more general term for thickness or richness (e.g., of color, taste), whereas 濃度 is a precise scientific term for concentration.
Etymology Compound of 濃 (のう, 'thick, concentrated') and 度 (ど, 'degree, measure'). The mathematical sense is a semantic extension from the idea of 'degree of concentration' to 'number of elements'.
