Insoluble Definition

What Does Insoluble Mean?

beaker full of water
Some substances may be insoluble in some cases; for example, water is insoluble in alcohol, but it is soluble in acid. Brian Edgar/Flickr/CC 2.0 SA

Insoluble Definition:

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