unresolvable

not easily solved; "an apparantly insolvable problem"; "public finance...had long presented problems unsolvable or at least unsolved"- C.L.Jones

Hamlet found the murder of his father irreconcilable.असंगत"Irreconcilable differences arose between the brothers.

Leakey acknowledges : “ Consciousness presents scientists with a dilemma , which some believe to be unresolvable .