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ionization potential

noun

, Physics.
  1. the energy required to remove an electron from an atom.


ionization potential

noun

  1. the energy usually required to remove an electron from an atom, molecule, or radical, usually measured in electronvolts I Compare electron affinity
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of ionization potential1

First recorded in 1910–15

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ionization or ionizingionize