Definition of chemical reaction in English:

chemical reaction

Syllabification: chem·i·cal re·ac·tion


  • A process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form or a nuclear reaction.
    More example sentences
    • They each have different chemical reactions because of their molecular structure.
    • A burning cigarette is a complex system in which many types of chemical reactions and physical processes occur in parallel.
    • Soaps are created by the chemical reaction of a fatty acid with an alkali metal hydroxide.

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Word of the day skosh
Pronunciation: skəʊʃ
a small amount; a little