noun
- a substance used in a chemical reaction to detect, measure, examine, or produce other substances
Usage: chemistry; scientific
Examples
- The lab technician added the reagent to test for the presence of glucose.
- Silver nitrate is a common reagent used to detect chloride ions.
- Students must handle all reagents with care during the experiment.
- The reagent turned blue when it came into contact with the unknown substance.
- Quality control requires that all reagents be stored at the proper temperature.
- The chemical supplier delivered fresh reagents for the research project.