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-ion

1
  1. a suffix, appearing in words of Latin origin, denoting action or condition, used in Latin and in English to form nouns from stems of Latin adjectives (communion; union ), verbs (legion; opinion ), and especially past participles (allusion; creation; fusion; notion; torsion ).



ion

2

[ahy-uhn, ahy-on]

noun

Physics, Chemistry.
  1. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons, as a cation positive ion, which is created by electron loss and is attracted to the cathode in electrolysis, or as an anion negative ion, which is created by an electron gain and is attracted to the anode. The valence of an ion is equal to the number of electrons lost or gained and is indicated by a plus sign for cations and a minus sign for anions, thus: Na + , Cl−, Ca ++ , S = .

  2. one of the electrically charged particles formed in a gas by electric discharge or the like.

Ion.

3

abbreviation

  1. Ionic.

Ion

4

[ahy-on]

noun

  1. Classical Mythology.,  the eponymous ancestor of the Ionians: a son of Apollo and Creusa who is abandoned by his mother but returns to become an attendant in Apollo's temple at Delphi.

  2. (italics),  a drama on this subject (415? b.c.) by Euripides.

-ion

1

suffix

  1. indicating an action, process, or state Compare -ation -tion

    creation

    objection

“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

ion

2

/ ˈaɪən, -ɒn /

noun

  1. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons See also cation anion

“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

ion

  1. An atom or a group of atoms that has an electric charge. Positive ions, or cations, are formed by the loss of electrons; negative ions, or anions, are formed by the gain of electrons.

ion

  1. An atom that has either lost or gained one or more electrons, so that it has an electrical charge. Ions can be either positively or negatively charged.

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Word History and Origins

Origin of ion1

< Latin -iōn- (stem of -iō ) suffix forming nouns, especially on past participle stems; replacing Middle English -ioun < Anglo-French < Latin -iōn-

Origin of ion2

< Greek ión going, neuter present participle of iénai to go; term introduced by Michael Faraday in 1834
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Word History and Origins

Origin of ion1

from Latin -iōn- , -io

Origin of ion2

C19: from Greek, literally: going, from ienai to go
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Scripps, which operates 61 TV stations and owns the ION network, is valued at around $393 million.

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"The biggest surprise about this was finding that a macrophage has a synaptic-like property that delivers an ion to a muscle fiber to facilitate its repair after an injury," Jankowski says.

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Over the summer, for example, Scripps signed a fresh multiyear media-rights agreement to carry Friday night Women’s National Basketball Association matchups on its Ion network.

"It shows that a bottom-up, well-controlled nanofabrication approach can lead to the realization of single rare-earth ion qubits with excellent optical and spin coherence properties, leading to a long-lived spin photon interface with emission at telecom wavelength, all in a fiber-compatible device architecture. This is a significant advance that offers an interesting scalable avenue for the production of many networkable qubits in a controlled fashion."

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Researchers still lack a complete understanding of how ions travel through them or why ion flow occasionally stops altogether.

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