cat·​ion | \ ˈkat-ˌī-ən , ˈka-(ˌ)tī-ən\

Definition of cation

: the ion in an electrolyzed solution that migrates to the cathode broadly : a positively charged ion

Examples of cation in a Sentence

Recent Examples on the Web

Depending on the individual employee, getting tagged non-essential can be either insulting and discouraging or a cause to celebrate an unexpected stay-cation. James Freeman, WSJ, "The 380,000," 8 Jan. 2019 In summer high season, the Spa-cation rate jumps to $298 per night, but still includes two spa treatments, with no minimum stay required. Alison Darosa,, "May travel deals include South Pacific flights," 3 May 2018 Enjoy a stay-cation at the Boynton Beach YMCA and take your family camping., "Calendar highlights," 23 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cation

1834, in the meaning defined above

History and Etymology for cation

Greek kation, neuter of katiōn, present participle of katienai to go down, from kata- cata- + ienai to go — more at issue entry 1

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Statistics for cation

Last Updated

15 Jan 2019

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Time Traveler for cation

The first known use of cation was in 1834

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cat·​ion | \ ˈkat-ˌī-ən \

Medical Definition of cation

: the ion in an electrolyzed solution that migrates to the cathode broadly : a positively charged ion

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