WordReference Random House Unabridged Dictionary of American English © 2026
sec′ondary emis′sion, 
  1. Physicsthe emission of electrons (sec′ondary elec′trons) from a material that is bombarded with electrons or ions.
  • 1930–35

Collins Concise English Dictionary © HarperCollins Publishers::
secondary emission
  1. the emission of electrons (secondary electrons) from a solid as a result of bombardment with a beam of electrons, ions, or metastable atoms: used in electron multipliers
'secondary emission' also found in these entries (note: many are not synonyms or translations):
electron multiplier - emission - image orthicon

Forum discussions with the word(s) "secondary emission" in the title:


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