noun
lining consisting of material with a high melting point
Synonyms
furnace lining
Examples
- used to line the inside walls of a furnace
adjective
not responding to treatment
Synonyms
Examples
- a stubborn infection
- a refractory case of acne
- stubborn rust stains
adjective
temporarily unresponsive or not fully responsive to a process or stimulus
Examples
- the refractory period of a muscle fiber
adjective
stubbornly resistant to authority or control
Synonyms
Examples
- a fractious animal that would not submit to the harness
- a refractory child