Définitions
1.AdjectiveObstinate and unruly; strongly opposed to something.
2.AdjectiveNot affected by great heat.
3.AdjectiveResistant to treatment; not responding adequately to therapy.
4.AdjectiveIncapable of registering a reaction or stimulus.
5.NounA material or piece of material, such as a brick, that has a very high melting point.
6.NounA plant or factory that produces such material.