Word family noun solution solvent solubility insolvency adjective soluble ≠ insoluble unsolved solvent ≠ insolvent solvable ≠ insolvable verb solve adverb insolvably
From Longman Dictionary of Contemporary Englishinsolublein‧sol‧u‧ble /ɪnˈsɒljəbəl $ ɪnˈsɑːl-/ adjective 1 an insoluble problem is or seems impossible to solve insoluble conflicts within the department2 HCDan insoluble substance does not become a liquid when you put it into a liquid OPP soluble → dissolveExamples from the Corpus
insoluble• At this point, the crisis appears insoluble.• The cleaning-up operation after the oil spill will be difficult but not insoluble.• The government has to deal with what seems like an insoluble political problem -- racial harmony within the community. 