INSOLUBLE


Meaning of INSOLUBLE in English

1.

An ~ problem is so difficult that it is impossible to solve.

I pushed the problem aside; at present it was ~...

ADJ

2.

If a substance is ~, it does not dissolve in a liquid.

Carotenes are ~ in water and soluble in oils and fats.

? soluble

ADJ

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .