reagent

[ree-ey-juhnt]

noun

Chemistry.

1. a substance that, because of the reactions it causes, is used in analysis and synthesis.

reagent

/ riːˈeɪdʒənt /

noun

1. a substance for use in a chemical reaction, esp for use in chemical synthesis and analysis

reagent

1. A substance participating in a chemical reaction, especially one used to detect, measure, or produce another substance.

2. Compare agent

Word History and Origins

Origin of reagent¹

1790–1800; re(act) + agent; act

Example Sentences

Grant funding, she said, “was how we bought the antibodies we needed for experiments, how we purchased our reagents and our consumable supplies.”

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Quest Diagnostics, the company that provided the faulty tests, said the false results came after the company temporarily changed the reagent, or chemical, that was usually used in the tests.

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In a statement, a spokesperson for the company said the replacement reagent had been approved by the U.S.

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The startup says it could save pathology labs significant time and resources, as well as reduce labs’ footprint in toxic reagents.

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They are identified by their distinctive granules that stain red when treated with an acidic reagent, eosin, which gave them their name.

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