हठीला/अड़ियल — refractory (Adjective)
दुर्दम्य — refractory (Noun)
refractory — दुर्दम्य
Refractory — Obstinate in disobedience; contumacious; stubborn; unmanageable; as, a refractory child; a refractory beast.
Refractory — Resisting ordinary treatment; difficult of fusion, reduction, or the like; -- said especially of metals and the like, which do not readily yield to heat, or to the hammer; as, a refractory ore.
Refractory — A refractory person.
Refractory — Refractoriness.
Refractory — OPottery) A piece of ware covered with a vaporable flux and placed in a kiln, to communicate a glaze to the other articles.