Synonyms: insoluble
Definition: without hope of solution
Usage: an insoluble problem
Similar words: hopeless
Definition: without hope because there seems to be no possibility of comfort or success
Usage: in an agony of hopeless grief; with a hopeless sigh he sat down
Synonyms: indissoluble, insoluble
Definition: (of a substance) incapable of being dissolved
Similar words: water-insoluble, non-water-soluble
Definition: not soluble in water
Synonyms: insoluble
Definition: admitting of no solution or explanation
Usage: an insoluble doubt
Similar words: insolvable, unresolvable, unsoluble, unsolvable
Definition: not easily solved
Usage: an apparantly insolvable problem; public finance...had long presented problems unsolvable or at least unsolved- C.L.Jones