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

[ Syn: furnace lining ]

not responding to treatment; a stubborn infection; a refractory case of acne; stubborn rust stains

[ Syn: stubborn ]

temporarily unresponsive or not fully responsive to nervous or sexual stimuli; the refractory period of a muscle fiber'

stubbornly resistant to authority or control; a fractious animal that would not submit to the harness; a refractory child

[ Syn: fractious , recalcitrant ]