phenols

/F EH1 N AH0 L Z/
noun
  1. 1

    A caustic, poisonous, white crystalline compound, C6H5OH, derived from benzene and used in resins, plastics, and pharmaceuticals and in dilute form as a disinfectant and antiseptic; once called carbolic acid.

  2. 2

    Any of a class of aromatic organic compounds having at least one hydroxyl group attached directly to the benzene ring.

Source: https://en.wiktionary.org/wiki/phenol, https://en.wiktionary.org/wiki/phenols