sulphur trioxide

A form of sulfur trioxide — A corrosive liquid, SO₃, which forms sulfuric acid on contact with water; made commercially by the oxidation of sulfur dioxide.

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Meanings

nounsulphur trioxide (uncountable)
  1. UKalternativeuncountablechemistryAlternative spelling of sulfur trioxide.
Cite this entry
APA

sulphur trioxide. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sulphur%20trioxide

MLA

“sulphur trioxide.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sulphur%20trioxide. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “sulphur trioxide,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sulphur%20trioxide.

Source: sulphur trioxide on Wiktionary, CC BY-SA 4.0.