What is the meaning of energy of activation?

noun

  • The energy that an atomic system must acquire before a process (such as an emission or reaction) can occur.
    • usage: "catalysts are said to reduce the energy of activation during the transition phase of a reaction"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). energy of activation. Retrieved September 21, 2026, from http://smartdefine.org/energy_of_activation/definitions/1272947
ChicagoWordNet. 2010. "energy of activation" http://smartdefine.org/energy_of_activation/definitions/1272947 (accessed September 21, 2026).
HarvardWordNet 2010, energy of activation, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/energy_of_activation/definitions/1272947>.
MLAWordNet. "energy of activation" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/energy_of_activation/definitions/1272947>