最終更新日：2025/11/20

(chemistry) Water with a high concentration of dissolved minerals, especially calcium, making it difficult to lather with soap.

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hard water

元となった辞書の項目

hard water

可算名詞不可算名詞

(chemistry) Water with a high concentration of dissolved minerals, especially calcium, making it difficult to lather with soap.

日本語の意味

（化学）溶存鉱物質、特にカルシウムの濃度が高く、石鹸で泡立ちにくい水

The laundry didn't get clean because the town's hard water prevented the soap from lathering.

町の硬水（溶解ミネラル、特にカルシウムを多く含む水）のため石けんが泡立ちにくく、洗濯物がきれいにならなかった。

意味（1）

(chemistry) Water with a high concentration of dissolved minerals, especially calcium, making it difficult to lather with soap.

hard waters

（ plural ）