| English adjective: insoluble | |||
| 1. | insoluble (of a substance) incapable of being dissolved | ||
| Synonyms | indissoluble | ||
| Similar | non-water-soluble, water-insoluble | ||
| Antonyms | soluble | ||
| 2. | insoluble admitting of no solution or explanation | ||
| Samples | An insoluble doubt. | ||
| Similar | insolvable, unresolvable, unsoluble, unsolvable | ||
| See also | incomprehensible, inexplicable | ||
| Antonyms | soluble | ||
| 3. | insoluble without hope of solution | ||
| Samples | An insoluble problem. | ||
| Similar | hopeless | ||
| Antonyms | hopeful | ||