chlorosulfuric acid

noun

The strong acid ClSO₂OH obtained from sulfuric acid by the replacement of a hydroxyl group with a chlorine atom; it is used in the preparation of sulfonic acids.

Similar
chlorosulfonic acid
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Meanings

nounchlorosulfuric acid (uncountable)

alternative chlorosulphuric acid

  1. uncountablechemistryThe strong acid ClSO₂OH obtained from sulfuric acid by the replacement of a hydroxyl group with a chlorine atom; it is used in the preparation of sulfonic acids.

    Synonyms: chlorosulfonic acid

Synonyms & antonyms

nounThe strong acid ClSO₂OH obtained from sulfuric acid by the replacement of a hydroxyl group with a chlorine atom; it is used in the preparation of sulfonic acids.

Similar
chlorosulfonic acid

Origin

From chloro- + sulfuric acid.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

Source: chlorosulfuric acid on Wiktionary, CC BY-SA 4.0.