sulfur dioxide

/ˌsʌlfər daɪˌɑkˈsaɪd/
IPA guide

Definitions of sulfur dioxide
  1. noun
    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
    synonyms: sulphur dioxide
    see moresee less
    type of:
    dioxide
    an oxide containing two atoms of oxygen in the molecule
    pollutant
    waste matter that contaminates the water or air or soil
    gas
    a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
Cite this entry
Style:
MLA
  • MLA
  • APA
  • Chicago

Copy citation
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘sulfur dioxide'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
Word Family