Meanings
nounsulfurous acid (uncountable)
alternative sulphurous acid
- uncountablechemistryThe weak acid, H₂SO₃, present in a solution of sulfur dioxide in water; it is a reducing agent and mild bleach.
Translations
Czech kyselina siřičitá
- kyselina siřičitáthe weak acid, H2SO3
Danish svovlsyrling
- svovlsyrlingthe weak acid, H2SO3
Finnish rikkihapoke
- rikkihapokethe weak acid, H2SO3
French acide sulfureux
- acide sulfureuxthe weak acid, H2SO3
German schweflige Säure
- schweflige Säurethe weak acid, H2SO3
Italian acido solforoso
- acido solforosothe weak acid, H2SO3
Japanese 亜硫酸
- 亜硫酸 (aryūsan)the weak acid, H2SO3
Persian سولفورو اسید
- سولفورو اسید (sulfuro asid)the weak acid, H2SO3
Polish kwas siarkawy
- kwas siarkawythe weak acid, H2SO3
Russian се́рнистая кислота́
- се́рнистая кислота́ (sérnistaja kislotá)the weak acid, H2SO3
Spanish ácido sulfuroso
- ácido sulfurosothe weak acid, H2SO3
Swedish svavelsyrlighet
- svavelsyrlighetthe weak acid, H2SO3
Cite this entry
APA
sulfurous acid. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sulfurous%20acid
MLA
“sulfurous acid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sulfurous%20acid. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “sulfurous acid,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sulfurous%20acid.
Source: sulfurous acid on Wiktionary, CC BY-SA 4.0.