Refractory

adjective
rɪ'fræktəri

Adjective

  • not responding to treatment

    a refractory case of acne

    Similar:Stubborn
  • stubbornly resistant to authority or control

    a refractory child

    Similar:FractiousRecalcitrant
  • temporarily unresponsive or not fully responsive to a process or stimulus

    the refractory period of a muscle fiber

Noun

  • lining consisting of material with a high melting point; used to line the inside walls of a furnace

    Type of:LinerLining

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