单词	reducing agent
释义	reducing agent noun : a substance that reduces a chemical compound usually by donating electrons Example Sentences Recent Examples on the Web The formula utilizes Japanese angelica root as its effective yet gentle dark-spot-reducing agent. Sarah Han, Allure, 16 Sep. 2021 The formula utilizes Japanese angelica root as its powerful dark-spot-reducing agent. Nykia Spradley, Allure, 8 June 2021 Genetically engineered bacteria had already been harnessed to replace chemical synthesis of indigo; but this new work has also managed to avoid using the hazardous reducing agents needed to render the dye active. Diana Gitig, Ars Technica, 11 Jan. 2018 This is a commercial challenge, the authors admit, but is less toxic than the current reliance on reducing agents. Diana Gitig, Ars Technica, 11 Jan. 2018 Word History First Known Use 1816, in the meaning defined above Medical Definition reducing agent noun : a substance that reduces especially : a substance (as hydrogen, sodium, or hydroquinone) that donates electrons or a share in its electrons to another substance called also reductant compare oxidizing agent
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