Definify.com

Webster 1913 Edition

Noun.

The quality or condition of being refractory.

Noun.

[from refractory.]

Perverse or sullen obstinacy in opposition or disobedience.

I never allowed any man's refractoriness against the privileges and orders of the house.

refractoriness ‎(uncountable)

The quality of being refractory.
- 2001, Oliver Sacks, Uncle Tungsten: Memories of a Chemical Boyhood, Alfred A. Knopf (2001), 8,
  Uncle loved the desnsity of the tungsten he made, and its refractoriness, its great chemical stability.