Refractory - Definition
refractory
adj 1: not responding to treatment; "a stubborn infection"; "a
refractory case of acne"; "stubborn rust stains" [syn:
refractory, stubborn]
2: temporarily unresponsive or not fully responsive to nervous
or sexual stimuli; "the refractory period of a muscle fiber"
3: stubbornly resistant to authority or control; "a fractious
animal that would not submit to the harness"; "a refractory
child" [syn: fractious, refractory, recalcitrant]
n 1: lining consisting of material with a high melting point;
used to line the inside walls of a furnace [syn: furnace
lining, refractory]