Definition of reactant in English:

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Pronunciation: /ˌrēˈakt(ə)nt/


A substance that takes part in and undergoes change during a reaction.
Example sentences
  • If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent.
  • When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart.
  • The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy.

Words that rhyme with reactant


For editors and proofreaders

Syllabification: re·ac·tant

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