adjective see: solve Date: 14th century not soluble: as, indissoluble , having or admitting of no solution or explanation , incapable of being dissolved in a liquid and especially water, insolubility noun ~ noun ~ness noun insolubly adverb
INSOLUBLE
Meaning of INSOLUBLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012