Word.ws English Dictionary

sulphonium

sulphonium is the alternative spelling of sulfonium.

Meaning of sulfonium

Noun

sulfonium (countable and uncountable, plural sulfoniums)

  1. the univalent H₃S⁺ cation, derived from sulfane
  2. any derivative of this cation in which one or more hydrogen atoms are replaced by organic radicals

Forms of sulphonium

pluralsulphoniums

Origin of sulphonium

From sulpho- + onium.

Words formed from sulphonium

Questions about sulphonium

What is sulphonium the alternative spelling of?
Sulphonium is the alternative spelling of sulfonium.

Words near sulphonium in the dictionary

  1. sulphonimide
  2. sulphonimides
  3. sulphonio
  4. sulphonio-
  5. sulphonitric
  6. sulphonium
  7. sulphoniums
  8. sulphonolipid
  9. sulphonolipids
  10. sulphonphthalein
  11. sulphonphthaleins

Source and license

Adapted from Wiktionary: sulphonium (page history and authors); sulfonium (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.

Last updated:

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