reducing agent

American  

noun

Chemistry.

1. a substance that causes another substance to undergo reduction and that is oxidized in the process.

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reducing agent British  

noun

1. chem a substance that reduces another substance in a chemical reaction, being itself oxidized in the process Compare oxidizing agent

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Etymology

Origin of reducing agent

First recorded in 1795–1805

Example Sentences

He adds that Huntington Ingalls’ adoption of additive-manufacturing technology highlights a focus on reducing lead times and waste, which is a positive signal for the whole sector.

From The Wall Street Journal • Oct. 21, 2025

The Democratic governor in November ordered a review of the state’s drinking water rules with the aim of reducing lead levels further.

From Seattle Times • Dec. 15, 2021

"President Biden is deeply committed to confronting the environmental challenges we face, challenges that disproportionately harm our children — and that includes reducing lead exposure."

From Salon • Sep. 5, 2021

The president will also ask Congress to provide $45 billion to replace lead pipes across the country, while reducing lead exposure in 400,000 schools and child-care facilities.

From Washington Post • Mar. 31, 2021

The EPA says its new rule provides a comprehensive approach to reducing lead in drinking water and disputes the idea that rule changes would slow lead pipe replacement.

From The Guardian • Oct. 20, 2020