Word.ws English Dictionary

hydrogen ions

hydrogen ions is the plural of hydrogen ion.

Meaning of hydrogen ion

Noun

hydrogen ion (plural hydrogen ions)

  1. Used other than figuratively or idiomatically: see hydrogen, ion.: H⁻ or H⁺
  2. a proton combined with one or more water molecules; usually written H₃O⁺ and called the hydronium ion though is best considered as H₉O₄⁺ but is often written H⁺_((aq)) for simplicity
  3. a bare hydrogen nucleus; a proton, deuteron or triton

Questions about hydrogen ions

What is hydrogen ions the plural of?
Hydrogen ions is the plural of hydrogen ion.

Words near hydrogen ions in the dictionary

  1. hydrogen halide
  2. hydrogen halides
  3. hydrogen hydroxide
  4. hydrogen iodide
  5. hydrogen ion
  6. hydrogen ions
  7. hydrogen lamp
  8. hydrogen lamps
  9. hydrogen line
  10. hydrogen lines
  11. hydrogen maser atomic clock

Source and license

Adapted from Wiktionary: hydrogen ions (page history and authors); hydrogen ion (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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