Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A compound, such as sodium peroxide, Na2O2, that contains a peroxyl group and yields hydrogen peroxide when treated with an acid.
  • n. Hydrogen peroxide.
  • transitive v. To treat with peroxide.
  • transitive v. To bleach (hair) with hydrogen peroxide.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a divalent radical or anion containing two oxygen atoms linked by a covalent bond; any substance containing this group which yields hydrogen peroxide when treated with an acid
  • n. hydrogen peroxide, especially an aqueous solution
  • v. to treat (something) with hydrogen peroxide, especially hair in order to bleach it

from the GNU version of the Collaborative International Dictionary of English

  • n. An oxide containing more oxygen than some other oxide of the same element. Formerly peroxides were regarded as the highest oxides. Cf. per-, 2.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a viscous liquid with strong oxidizing properties; a powerful bleaching agent; also used (in aqueous solutions) as a mild disinfectant and (in strong concentrations) as an oxidant in rocket fuels
  • v. bleach with peroxide
  • n. an inorganic compound containing the divalent ion -O-O-

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