- Not solvable; insoluble; admitting no solution or
explanation; as, an insolvable problem or difficulty. - Incapable of being paid or discharged, as debts. - Not capable of being loosed or disentangled;
inextricable.
Meaning of 'insolvable' (Princeton's WordNet)
1 . insolvable
[ s]
Meaning (1): - not easily solved
Example in sentence:
an apparantly insolvable problem;
public finance...had long presented problems unsolvable or at least unsolved