'Insolubility' definitions:

Definition of 'insolubility'

(from WordNet)
noun
The property (of a problem or difficulty) that makes it impossible to solve [syn: unsolvability, insolubility] [ant: solubility, solvability]
noun
The quality of being insoluble and difficult to dissolve in liquid [ant: solubility]

Definition of 'Insolubility'

From: GCIDE
  • Insolubility \In*sol`u*bil"i*ty\, n. [L. insolubilitas: cf. F. insolubilit['e].] [1913 Webster]
  • 1. The quality or state of being insoluble or not dissolvable, as in a fluid. [1913 Webster]
  • 2. The quality of being inexplicable or insolvable. [1913 Webster]