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English definition of “exothermic reaction”

exothermic reaction

noun [C]     /ek.səuˌθɜː.mɪk.riˈæk.ʃən/ US  /-soʊˌθɝː-/ specialized
a chemical reaction in which heat is produced → Compare endothermic reactionPhysical and chemical processes
(Definition of exothermic reaction noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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