Refers to a substance that does not dissolve in a solvent to any significant degree. Compounds with solubilities of less than 1 g per liter of water are often referred to as 'insoluble', eve [..]

late 14c., "indestructible, unable to be loosened," also figuratively, of problems, etc., "incapable of being solved or explained," from Old French insoluble or directly from Latin [..]

Not soluble. Said in reference to minerals that will not dissolve in water, or will not dissolve in certain acids.

(of a substance) incapable of being dissolved admitting of no solution or explanation; "an insoluble doubt" (insolubility) unsolvability: the property (of a problem or diffic [..]

incapable of dissolving in a solvent. It is rare for absolutely no solute to dissolve at all.

A substance that can't dissolve in liquid.

Something that cannot be dissolved.

(adj) (of a substance) incapable of being dissolved(adj) admitting of no solution or explanation(adj) without hope of solution

Unable to dissolve; does not dissolve (Lesson 13, Lab 1)

Something that won’t dissolve

An insoluble substance is one that is not able to dissolve in another substance. Some solutes are not able to dissolve in some solvents. Carbonates are often insoluble compounds. They just sink to the [..]

not dissolvable. With respect to bioavailability, certain substances form insoluble complexes that cannot be dissolved in digestive secretions, and therefore cannot be absorbed by the digestive tract.

Not soluble; cannot be dissolved.

Something that cannot be dissolved.

A substance that does not dissolve in liquid.

Unable to dissolve in another substance.

Not capable of being dissolved in a liquid.

Unable to be dissolved in a liquid such as water.

That cannot be dissolved. That cannot be solved; unsolvable; insolvable. That cannot be explained; mysterious or inexplicable. That cannot be broken down; dispersed