Définitions
1.NounA divalent radical or anion containing two oxygen atoms linked by a covalent bond; any substance containing this group yields hydrogen peroxide when treated with an acid.
2.NounHydrogen peroxide, especially when in an aqueous solution used as a bleach.
3.NounAny compound containing the functional group R-O-O-R'.
4.VerbTo treat (something) with hydrogen peroxide, especially hair in order to bleach it.