The meaning of REACTANT is a substance that enters into and is altered in the course of a chemical reaction.

A reactant is a chemical substance that is present at the start of a chemical reaction, and is changed as the chemical reaction proceeds. They could also be referred to as terms like …

Molecules collide and react with each other to form products that can transform back into the initial reactant species.

Aug 10, 2019 · Reactants are the starting materials in a chemical reaction. Reactants undergo a chemical change in which chemical bonds are broken and new ones formed to make products. …

Nov 24, 2020 · Learn what a reactant is in chemistry. Get the definition and examples and learn how reactants differ from reagents.

In chemistry, reactant is the term for the ingredients for a chemical reaction. [1] Reactants are changed into products by the reaction, and are written on the left side of a chemical equation.

Define reactant. reactant synonyms, reactant pronunciation, reactant translation, English dictionary definition of reactant. n. A substance that is altered or incorporated into another …

Jul 2, 2025 · At the core of any chemical reaction lies the transformation of one or more substances, the reactants, into different substances, the products. Reactants are the initial …

Reactants interact with each other during the reaction to form new substances, called products. The term "reactant" is universally applicable across all subfields of chemistry, including organic …

Definition of reactant noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.