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Definition of Energy of activation
1. Noun. The energy that an atomic system must acquire before a process (such as an emission or reaction) can occur. "Catalysts are said to reduce the energy of activation during the transition phase of a reaction"
Medical Definition of Energy of activation
1. Energy that must be added to that already possessed by a molecule or molecules in order to initiate a reaction; usually expressed in the Arrhenius equation relating a rate constant to absolute temperature. (05 Mar 2000)
Lexicographical Neighbors of Energy Of Activation
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