0 the quality of being very difficult or impossible to solve: --
1 the quality of being impossible to dissolve: --
Extensive disulfide bonding contributes to the insolubility of keratins, except in dissociating or reducing agents.
The solubility and insolubility of trivalent and tetravalent actinides is like that of lanthanide salts.
Its insolubility in iron and other metal alloys makes it more useful for some industrial applications than diamond.
The rhodizonate crystallizes out of the solution due to its relative insolubility in water.
Lead has several properties—density, malleability, insolubility and tenstile strength—which joined to its relative cheapness have made it the universal choice of fishermen for weighting their lines.
The absurdity of some of the solutions proves the insolubility of the problem.
Matters had developed to a point of insolubility where we had no other course.
Faced with the insolubility of this conundrum, anyone revolving the questions finds himself led to the conclusion that it must be "fair do's" all round.
