HyperDic: sulphur_dioxide

English > 1 sense of the expression sulphur dioxide:
NOUNsubstancesulphur dioxide, sulfur dioxidea colorless toxic gas (SO2) that occurs in the gases from volcanoes
English > sulphur dioxide: 1 sense > noun 1, substance
MeaningA colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain.
Synonymsulfur dioxide
BroaderdioxideAn oxide containing two atoms of oxygen in the molecule
gasA fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
pollutantwaste matter that contaminates the water or air or soil
Spanishdióxido de azufre, dióxido de sulfuro
Catalandiòxid de sofre, diòxid de sulfur

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