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activation energy
noun
Definition of activation energy
: the minimum amount of energy required to convert a normal stable molecule into a reactive molecule
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First Known Use of activation energy
1924
Medical Dictionary
activation energy
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noun
ac·ti·va·tion energy
\ˌak-tə-ˈvā-shən-\
Medical Definition of activation energy
: the minimum amount of energy required to convert a normal stable molecule into a reactive molecule—called also energy of activation
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Britannica.com: Encyclopedia article about activation energy
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