Definition of “chemical reaction” - English Dictionary

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“chemical reaction” in British English

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chemical reactionnoun [ C ]

uk /ˌkem.ɪ.kəl riˈæk.ʃən/ us /ˌkem.ɪ.kəl riˈæk.ʃən/

a process in which the structure of atoms or molecules that make up a substance are changed

(Definition of “chemical reaction” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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