Definition of soluble in English:



  • 1(of a substance) able to be dissolved, especially in water.

    ‘the poison is soluble in alcohol’
    • ‘For example inorganic salts are generally soluble in water but not in organic solvents.’
    • ‘This soap is not soluble in water and therefore becomes the releasing mechanism for the panels.’
    • ‘This reaction makes a soap molecule that has one end soluble in water and the other soluble in fat or grease or oil.’
    • ‘Nitrates are extremely soluble in water and can move easily through soil into the drinking water supply.’
    • ‘The amines are soluble in water and they are also weak bases when in solution.’
    • ‘In freezing xylem, gas bubbles are formed because air is not soluble in ice.’
    • ‘This is because its pigments are soluble in water and may be changed or washed right out by rain.’
    • ‘The oil phase is composed of non-polar materials that are not soluble in water.’
    • ‘It dissolves in and reacts with water to form calcium hydroxide and is soluble in acids and some organic solvents.’
    • ‘The metal forms a complex in which each gold atom combines with four chloride ions; this complex is soluble in water.’
    • ‘The respiratory gases exchange freely across the membrane, because oxygen and carbon dioxide are soluble in lipid.’
    • ‘Though carbon dioxide is more soluble in the pop at low temperature, why does it fizz more with the ice?’
    • ‘Gelatin is an example of a material that is readily soluble in hot water, but that gels upon cooling.’
    • ‘Unlike silver nitrate, silver chloride is not soluble in water, but it seemed more promising.’
    • ‘These proteins are readily soluble in dilute salt solution and have sedimentation coefficients of about 7.’
    • ‘Oxygen is soluble in water and left no telltale wake.’
    • ‘Formaldehyde is readily soluble in water, and is used to preserve biological specimens.’
    • ‘Many metals are more soluble in the low pH conditions induced by natural organic acids and root exudates.’
    • ‘Rock weathering must have been very different in the early Precambrian because iron is soluble in such water and can easily be transported.’
    • ‘It is slightly soluble in water, alcohol, and a few other common liquids.’
    curable, treatable, medicable, operable
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  • 2(of a problem) able to be solved.

    ‘there have been periods when crime and disorder seemed soluble problems’
    • ‘The problem is easily soluble - get the oil hotter and the batter thinner.’
    • ‘The teaching of science was built around simple, soluble, problems that could be dealt with using pencil and paper.’
    • ‘What Descartes saw was that many soluble scientific problems could seem insoluble because of the way they had been formulated.’
    • ‘Not all problems are soluble, not all risks can be hedged at acceptable cost.’
    • ‘By providing methods of determining which problems are soluble, Kleene's work led to the study of which functions can be computed.’


Late Middle English: from Old French, from late Latin solubilis, from solvere (see solve).