資料來源 : Webster's Revised Unabridged Dictionary (1913)

Refractoriness \Re*frac"to*ri*ness\, n.
   The quality or condition of being refractory.

資料來源 : WordNet®

refractoriness
     n : the trait of being unmanageable [syn: {unmanageableness}, {recalcitrance},
          {recalcitrancy}]