Definition of chemical reaction in English:

chemical reaction

Line breaks: chem|ical re|ac¦tion


  • A process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from 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.

More definitions of chemical reaction

Definition of chemical reaction in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody