insoluble
(adjective) without hope of solution; “an insoluble problem”
insoluble, indissoluble
(adjective) (of a substance) incapable of being dissolved
insoluble
(adjective) admitting of no solution or explanation; “an insoluble doubt”
Source: WordNet® 3.1
insoluble (comparative more insoluble, superlative most insoluble)
That cannot be dissolved.
That cannot be solved; unsolvable; insolvable.
That cannot be explained; mysterious or inexplicable.
That cannot be broken down or dispersed.
• (not explainable): inexplicable; See incomprehensible or mysterious
• soluble
insoluble (plural insolubles)
Any substance that cannot be dissolved.
Source: Wiktionary
In*sol"u*ble, a. Etym: [L. insolubilis indissoluble, that can not be loosed: cf. F. insoluble. See In- not, and Soluble, and cf. Insolvable.]
1. Not soluble; in capable or difficult of being dissolved, as by a liquid; as, chalk is insoluble in water.
2. Not to be solved or explained; insolvable; as, an insoluble doubt, question, or difficulty.
3. Strong. "An insoluble wall." [Obs.] Holland
Source: Webster’s Unabridged Dictionary 1913 Edition
22 May 2025
(noun) a strong post (as on a wharf or quay or ship for attaching mooring lines); “the road was closed to vehicular traffic with bollards”
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