peroxides

/P ER0 AA1 K S AY0 D Z/
noun
  1. 1

    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

  2. 2

    Hydrogen peroxide, especially an aqueous solution used as a bleach

  3. 3

    Any unstable compound or general formula R-O-O-R'

verb
  1. 1

    To treat (something) with hydrogen peroxide, especially hair in order to bleach it

Source: https://en.wiktionary.org/wiki/peroxide, https://en.wiktionary.org/wiki/peroxides