Cation meaning

kăt'ī'ən
An ion with net positive charge, having more protons than electrons. In electrolysis, cations migrate to a negatively charged cathode.
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An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.
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A positively charged ion, esp. one that moves toward the cathode during electrolysis.
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See ion.
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(chemistry) A positively charged ion—opposed to anion.
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(chemistry) The ion in an electrolyzed solution that migrates to the cathode.
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Origin of cation

  • Greek kation something going down from neuter present participle of katienai to go down kat-, kata- cata- ienai to go ei- in Indo-European roots
    From American Heritage Dictionary of the English Language, 5th Edition