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diphasic
diphenyl
diphenylamine
diphenylketone
diphosgene
diphosphate
diphosphoglyceric acid
diphtheria
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diphthongize
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dioxin

di·ox·in [ dī óksin ] (plural di·ox·ins)


noun 
Definition:
 
toxic chemical: a heterocyclic hydrocarbon that is a carcinogen and toxic environmental pollutant. Source: byproduct of combustion processes, manufacture of herbicides and bactericides, chlorine bleaching of paper.

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