reagent

play
noun re·agent \rē-ˈā-jənt\

Definition of reagent

  1. :  a substance used (as in detecting or measuring a component, in preparing a product, or in developing photographs) because of its chemical or biological activity

Recent Examples of reagent from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'reagent'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of reagent

New Latin reagent-, reagens, present participle of reagere to react — more at react

Other Chemical Engineering Terms


REAGENT Defined for English Language Learners

reagent

play
noun

Definition of reagent for English Language Learners

  • chemistry : a substance that is used to test for the presence of another substance by causing a chemical reaction with it


Medical Dictionary

reagent

play
noun re·agent \rē-ˈā-jənt\

Medical Definition of reagent

  1. 1:  a substance used (as in detecting or measuring a component, in preparing a product, or in developing photographs) because of its chemical or biological activity

  2. 2:  reactor 1b


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