peroxide definition

  • noun:
    • A compound, such salt peroxide, Na2O2, that contains a peroxyl group and yields hydrogen peroxide whenever treated with an acid.
    • Hydrogen peroxide.
    • a divalent radical or anion containing two oxygen atoms linked by a covalent relationship; any compound containing this group which yields hydrogen peroxide whenever treated with an acid
    • hydrogen peroxide, specially an aqueous solution
    • An oxide containing more air than other oxide of the identical element. Formerly peroxides were considered the highest oxides. Cf. per-, 2.
    • a viscous liquid with strong oxidizing properties; a robust bleaching broker; additionally used (in aqueous solutions) as a mild disinfectant and (in strong concentrations) as an oxidant in rocket fuels
    • an inorganic substance containing the divalent ion -O-O-
  • verb-transitive:
    • To treat with peroxide.
    • To bleach (tresses) with hydrogen peroxide.
  • verb:
    • to treat (one thing) with hydrogen peroxide, especially tresses to bleach it
    • bleach with peroxide

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