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peroxydisulfuric acid

American  
[puh-rok-see-dahy-suhl-fyoor-ik, -rok-] / pəˈrɒk siˌdaɪ sʌlˈfyʊər ɪk, -ˌrɒk- /

noun

Chemistry.
  1. persulfuric acid.


Etymology

Origin of peroxydisulfuric acid

peroxy- + di- 1 + sulfuric acid