The meaning of refractory is resisting control or authority Refractory people are difficult to deal with or control, for example because they are unwilling to obey orders. How to use refractory in a sentence
In materials science, a refractory (or refractory material) is a material that is resistant to decomposition by heat or chemical attack and that retains its strength and rigidity at high temperatures Learn what refractory materials are, how they're made, their applications, types, and how to maintain them Refractory, any material that has an unusually high melting point and that maintains its structural properties at very high temperatures.
Having a high melting point Ceramics that are made from clay and minerals are often refractory, as are metal oxides and carbides Refractory materials are often used as liners in furnaces. Not affected by a treatment, change, or process
Showing or characterized by obstinate resistance to authority or control Difficult to melt or work A refractory material such as silica A refractory case of acne.
A plant or factory that produces such material.