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noun

reagent

a chemical agent for use in chemical reactions

In a sentence

Six example sentences with reagent, each labelled with its topic.

  • Add the reagent one drop at a time and the solution turns pink the instant the acid is neutralized.

    Science

  • Darkroom workers mixed a fresh reagent each week, since the developer weakened and left prints looking flat and gray.

    Photography

  • The clinic ran out of the test reagent, so every blood sample waited two days for the next delivery.

    Medicine

  • Volunteers test the stream with a small reagent kit, and a bright orange tint means phosphate is running high.

    Environment

  • Sculptors brush a reagent onto fresh bronze to raise a green or brown patina long before weather would.

    Art

  • The chip plant orders its etching reagent by the tanker, since every wafer passes through the acid several times.

    Technology

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Found in these word lists

Found in 2 published word listsAuthoritative

Each source is a published word list that contains reagent. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.