Word.ws English Dictionary

oxonium

/ɒkˈsəʊnɪ.əm/

oxonium noun: any univalent oxygen cation derived from water, the simplest of which is the hydronium ion (H₃O⁺).

Noun

oxonium (plural oxoniums)

  1. Any univalent oxygen cation derived from water, the simplest of which is the hydronium ion (H₃O⁺).

Forms of oxonium

pluraloxoniums

Origin of oxonium

From ox- + -onium.

Words formed from oxonium

Phrases with oxonium

Words that rhyme with oxonium

15 more rhymesFewer rhymes

Questions about oxonium

What does oxonium mean?
Oxonium means any univalent oxygen cation derived from water, the simplest of which is the hydronium ion (H₃O⁺).
What part of speech is oxonium?
Oxonium is a noun.
How do you pronounce oxonium?
Oxonium is pronounced /ɒkˈsəʊnɪ.əm/ (UK).
What is the plural of oxonium?
The plural of oxonium is oxoniums.

Words near oxonium in the dictionary

  1. oxonates
  2. oxonian
  3. Oxonians
  4. oxonine
  5. oxonines
  6. oxonium
  7. oxonium ion
  8. oxonium ions
  9. oxoniums
  10. oxonol
  11. oxonols

Source and license

Adapted from Wiktionary: oxonium (page history and authors). 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.

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