sulphur dioxidenoun [ U ]
mainly UK US usually sulfur dioxide uk/ˌsʌl.fə daɪˈɒk.saɪd/us/ˌsʌl.fɚ daɪˈɑːk.saɪd/a gas that has a strong, unpleasant smell and dissolves in water. It is used in various industrial processes, and can cause air pollution.
Thesaurus: synonyms and related words
Chemicals, chemical compounds & gases
- acrolein
- adenine
- aldehyde
- alkaline earth metal
- alkane
- ammonia
- ammonium
- ammonium sulphate
- butane
- calcium sulphate
- carbon monoxide
- iodide
- limewater
- lye
- nitrate
- octane
- paraben
- phenolphthalein
- sodium chloride
- starch
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