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dioxin

Line breaks: di¦oxin
Pronunciation: /dʌɪˈɒksɪn
 
/

Definition of dioxin in English:

noun

[mass noun]
1A highly toxic compound produced as a by-product in some manufacturing processes, notably herbicide production and paper bleaching. It is a serious and persistent environmental pollutant.
Example sentences
  • Activists also charge that inappropriate operation of incinerators creates not only air pollution but also toxic dioxin.
  • He discussed how the manufacture of PVC creates the unwanted byproduct of dioxin, a potent carcinogen.
  • That view is shared by the usually mild US Environmental Protection Agency following their extensive three-year study that proved dioxin to be more toxic than had originally been believed.
1.1 [count noun] Any of the class of compounds to which dioxin belongs.
Example sentences
  • He said that when you burn any organic matter, which contains chlorine and organic carbon, you get dioxins.
  • They have excavated more than 100,000 cubic metres of fill contaminated with heavy metals, hydrocarbons and dioxins.
  • Other residents will just burn the rubbish in their garden spreading dioxins and other noxious chemicals throughout the countryside.

Origin

early 20th century: from di-1 'two' + ox- 'oxygen' + -in1.

Definition of dioxin in:

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