anion

noun
an·​ion | \ ˈa-ˌnī-ən How to pronounce anion (audio) \

Definition of anion

: the ion in an electrolyzed solution that migrates to the anode broadly : a negatively charged ion

Examples of anion in a Sentence

Recent Examples on the Web These are all meant to conduct metals, isotopic elemental, and anion analyses while determining physical and chemical properties. Tim Newcomb, Popular Mechanics, 10 Dec. 2019 The former converts to H2, and the latter travels through the membrane, known as an anion exchange membrane (AEM). Robert F. Service, Science | AAAS, 10 Mar. 2020 Being an anion, meanwhile, means that the sulfidic molecules have negative charges. David Grossman, Popular Mechanics, 9 Apr. 2018 These carbon chain anions are akin to Legos that can be pieced together into larger molecules, reports Meghan Bartels for Mic. Ben Panko, Smithsonian, 31 July 2017 This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai. OrlandoSentinel.com, 9 Aug. 2017 This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai. OrlandoSentinel.com, 9 Aug. 2017 This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai. Sarah Kaplan, chicagotribune.com, 8 Aug. 2017 These carbon chain anions are akin to Legos that can be pieced together into larger molecules, reports Meghan Bartels for Mic. Ben Panko, Smithsonian, 28 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anion.' 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 anion

1834, in the meaning defined above

History and Etymology for anion

Greek, neuter of aniōn, present participle of anienai to go up, from ana- + ienai to go — more at issue entry 1

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Dictionary Entries Near anion

animus

anion

anion-active

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Statistics for anion

Cite this Entry

“Anion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anion. Accessed 21 Jan. 2022.

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More Definitions for anion

anion

noun
an·​ion | \ ˈan-ˌī-ən How to pronounce anion (audio) \

Medical Definition of anion

: the ion in an electrolyzed solution that migrates to the anode broadly : a negatively charged ion

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