Not explicable; that cannot be explained, understood, or accounted for
Completely obvious; blatant:
That can be explained; explainable
Easy to see or understand; plain; evident
The definition of soluble is something that can be dissolved, or a problem that can be solved.
Of, containing, implying, or characterized by mystery
Find another word for insoluble. In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for insoluble, like: unexplainable, insolvable, unsolvable, inexplicable, baffling, difficult, indissoluble, open, explicable, solvable and explainable.