Word.ws English Dictionary

ion

UK/ˈaɪən//ˈaɪ.ɑn/

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

Noun

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.

Phrase

IPA/ˈaɪˌoʊn/

ion

  1. (slang, African-American Vernacular) I don't.
    • ion know what 2 do
    • ion want 2

Proper noun (1) capitalized: Ion

Ion

  1. (Greek) Son of Creusa and Xuthus, and the ancestor of Ionian people.
  2. Ion of Chios, a Greek writer, dramatist, lyric poet and philosopher of the Pythagorean school

Proper noun (2) capitalized: Ion

Ion (plural Ions)

  1. A surname from Romanian.

ion meaning in Hindi, Tamil, Marathi and Urdu

ion in Hindi

ion
आयन āyan

ion in Tamil

அயனி, அயன், மின்னூட்டணு, அயனி பரிமாற்றம், அயனி மாற்றம், மின்மவணு

ion in Marathi

आयन, आयॉन, आयोन

ion in Urdu

برق پارہ
More languagesFewer languages
ion in Bengali
আয়ন aẏon
ion in Telugu
ఐయోన్, అయోన్
ion in Malayalam
അയോൺ
ion in Kannada
ಐಯೋನ್, ಅಯೋನ್
ion in Punjabi
ਆਇਓਨ, ਆਈਓਨ, ਆਈ. ਓ. ਐੱਨ
ion in Gujarati
આયન, આયોન
ion in Odia
ଆଯ଼ନ୍, ଆଯ଼ୋନ୍, ଆଯ଼ନ
ion in Nepali
आयन, आयोन, आइओन
ion in Tagalog
dagipik
ion in Arabic
شَارِد šārid, أَيُون ʔayūn
ion in Indonesian
ion
ion in Persian
یون yon
ion in Thai
ไอออน ai-ɔ̂n
ion in Vietnamese
ion, ly tử
ion in Myanmar
အိုင်းယွန်း uing:ywan:

Examples of ion in a sentence

  • A cation is a positive ion as it has more protons than electrons.
  • In this galvanic cell, Ag⁺ ions are reduced into metallic silver and plate out onto an electrode.
  • Water can be deionized using ion exchange resins.

All 40 example sentences with ion

Forms of ion

Noun
pluralions
Proper noun
pluralIons

Plural of ion: ions

Origin of 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.

From a reduction of I don't.

From Ancient Greek Ἴων (Íōn).

Words formed from ion

Phrases with ion

11 more phrasesFewer phrases

Words that rhyme with ion

9 more rhymesFewer rhymes

Questions about ion

What does ion mean?
Ion means an atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.
What is ion in Hindi?
Ion in Hindi is आयन (āyan). See Ion meaning in Hindi.
What part of speech is ion?
Ion can be a noun, a phrase or a proper noun.
How do you pronounce ion?
Ion is pronounced /ˈaɪən/ (UK).
What is the plural of ion?
The plural of ion is ions.

Words near ion in the dictionary

  1. iomazenil
  2. iomeprol
  3. iometopane
  4. IOMMU
  5. IOMMUs
  6. ion
  7. ion carrier
  8. ion carriers
  9. ion channel
  10. ion channelopathies
  11. ion channelopathy

Source and license

Adapted from Wiktionary: ion (page history and authors); Ion (page history and authors); आयन (Hindi) (page history and authors); ion (Tamil Wiktionary) (page history and authors); ion (Marathi, IndicTrans2 machine translation) (model and license); ion (Urdu Wiktionary) (page history and authors); ion (Telugu, IndicTrans2 machine translation) (model and license); ion (Malayalam, IndicTrans2 machine translation) (model and license); ion (Kannada, IndicTrans2 machine translation) (model and license); ion (Punjabi, IndicTrans2 machine translation) (model and license); ion (Gujarati, IndicTrans2 machine translation) (model and license); ion (Odia, IndicTrans2 machine translation) (model and license); ion (Nepali, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-ion.ogg.

Cite this entry: “ion.” Word.ws, https://word.ws/ion. Based on Wiktionary, CC BY-SA 4.0.