ion

From the ending of anion and cation, which in turn is from Ancient Greek ἰόν (ión, “going”), neuter present participle of εἶμι (eîmi, “I go”). Coined by English polymath William Whewell in 1834 for Michael Faraday, who introduced it later that year.

• (UK) enPR: ī'ən, IPA^(key): /ˈaɪən/; enPR: ī'ŏn, IPA^(key): /ˈaɪ.ɒn/
• (US) enPR: ī'ŏn, IPA^(key): /ˈaɪ.ɑn/

• Audio (US):

  (file)

• Rhymes: (UK) -aɪən, (UK) -aɪɒn
• Homophone: iron (in some accents only)

ion (plural ions)

1. An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.

   Hyponyms: (cardinal types) anion (−); cation (+); for many more, see Derived terms

From a reduction of I don't.

• IPA^(key): /ˈaɪˌoʊn/

ion

1. (African-American Vernacular, slang) I don't.

   ion know what 2 do

   I don't know what to do

   ion want 2

   I don't want to

• oni, NOI, Ino, ONI, NIO, -ino

• iont

• IPA^(key): [ˈjon]
• IPA^(key): [ˈɪjon]
• IPA^(key): [ˈjoːn]
• IPA^(key): [ˈɪjoːn]

ion m inan

1. ion

• “ion”, in Příruční slovník jazyka českého (in Czech), 1935–1957
• “ion”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989
• “ion”, in Akademický slovník cizích slov at prirucka.ujc.cas.cz [Academic dictionary of foreign words] (in Czech), 1995

• jon

From Ancient Greek ἰόν (ión, “going”).

ion (singular definite ionen, plural indefinite ioner)

1. (chemistry, physics) an ion

• ionisere

• “ion” in Den Danske Ordbog

Borrowed from English ion.

• IPA^(key): /iˈɔn/, /jɔn/

• Audio:

  (file)

• Hyphenation: ion
• Rhymes: -ɔn

ion n (plural ionen)

1. ion (charged atom or compound)

• ioniseren

• IPA^(key): /ˈion/

• Audio:

  (file)

• Rhymes: -ion
• Hyphenation: i‧on

ion

1. accusative of io

English ion.

• IPA^(key): /jɔ̃/, /i.ɔ̃/

• Audio:

  (file)

ion m (plural ions)

1. (chemistry, physics) ion

• → Persian: یون (yon)

• “ion”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

ion

1. Rōmaji transcription of いおん
2. Rōmaji transcription of イオン

From Ancient Greek ἰόν (ión, “going”).

ion n (definite singular ionet, indefinite plural ioner, definite plural iona or ionene)

1. (chemistry, physics) an ion

• ionisk
• ionosfære

• “ion” in The Bokmål Dictionary.

From Ancient Greek ἰόν (ión, “going”).

ion n (definite singular ionet, indefinite plural ion, definite plural iona)

1. (chemistry, physics) an ion

• ionisk
• ionosfære

• “ion” in The Nynorsk Dictionary.

Borrowed from French ion.

ion m (plural ioni)

1. ion

• ión (pre-2010)

• Rhymes: -on
• Syllabification: ion, i‧on

ion m (plural iones)

1. ion (atom or group of atoms bearing an electrical charge)

• “ion”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 10 December 2024

From French ion, from English ion.

• (Hà Nội) IPA^(key): [ʔi˧˧ ʔɔn˧˧], [ʔi˧˧ ʔəwŋ͡m˧˧]
• (Huế) IPA^(key): [ʔɪj˧˧ ʔɔŋ˧˧], [ʔɪj˧˧ ʔəwŋ͡m˧˧]
• (Saigon) IPA^(key): [ʔɪj˧˧ ʔɔŋ˧˧], [ʔɪj˧˧ ʔəwŋ͡m˧˧]
• Phonetic spelling: i on, i ông

ion

1. an ion

• ion hoá