Ir·res'o·lu·ble adjective [ Latin irresolubilis : confer French irrésoluble . See Resoluble , and confer Irresolvable .] 1. Incapable of being dissolved or resolved into parts; insoluble. Boyle. 2. Incapable of being relieved or assisted. [ Obso... Found on http://www.encyclo.co.uk/webster/I/99