sulfur dioxide

1. 1.

   a colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain

   Synonymssulphur dioxide

   Broaderdioxidegaspollutant

Questions about sulfur dioxide

What does sulfur dioxide mean?

sulfur dioxide means "a colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain".

What is another word for sulfur dioxide?

Close synonyms include sulphur dioxide. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.