persulfuric acid

American

[pur-suhl-fyoor-ik, pur-] / ˈpɜr sʌlˈfyʊər ɪk, ˌpɜr- /

noun

Chemistry.

Also called Caro's acid, permonosulfuric acid, peroxymonosulfuric acid, peroxysulfuric acid. a white, crystalline solid, H 2 SO 5 , used as an oxidizing agent for certain organic compounds.
Also called peroxydisulfuric acid. a white, crystalline solid, H 2 S 2 O 8 , used in the manufacture of hydrogen peroxide.

First recorded in 1880–85; per- + sulfuric

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023