Meaning of hygroscopic in English:


Pronunciation /hʌɪɡrə(ʊ)ˈskɒpɪk/


  • 1(of a substance) tending to absorb moisture from the air.

    ‘Concrete is a hygroscopic material (absorbs moisture from vapor and liquid sources).’
    • ‘Gases and non-aqueous liquids can be dehydrated by passing them over or through a hygroscopic substance, one that readily absorbs water.’
    • ‘Salts are hygroscopic, meaning they absorb ambient humidity to keep the road surface moist and hold fine particles together.’
    • ‘These sugars are also strongly hygroscopic (moisture absorbing), and make the finished product keep well.’
    • ‘It is somewhat hygroscopic or absorbs water from the atmosphere.’
    • ‘We have found that amorphous paroxetine hydrochloride is a hygroscopic [water absorbing] solid of poor handling qualities.’
    • ‘On the other hand, SO 2 and chlorides have a corrosive action because water-soluble and hygroscopic salts are formed.’
    • ‘In dry soils, a thin film of hygroscopic water is retained around individual soil particles.’
    • ‘Maltodextrin is a moderately sweet polysaccharide produced from corn starch and is usually found as a creamy white hygroscopic powder.’
    • ‘Fertilizers placed with the seed (primarily nitrogen and potassium fertilizers) are hygroscopic and will draw moisture away from the seed.’
    • ‘Some anhydrous molecules became hydrated just by standing in air; such molecules are called hygroscopic.’
    • ‘The gelatin encasing each egg is highly hygroscopic and thus quickly absorbs water.’
    • ‘At room temperature, sodium carbonate is an odorless, grayish-white powder which is hygroscopic.’
    • ‘Choline chloride is hygroscopic, and when added to a vitamin premix it will generally hasten the rate of other vitamin destruction.’
    • ‘All phospholipids are hygroscopic and pick up water if they are not handled properly under inert gas atmosphere.’
    • ‘Despite their hygroscopic nature, these materials are a favorite for high-sensitivity applications.’
    • ‘The refractive index was chosen to reproduce dextran concentrations because dextran is hygroscopic.’
    • ‘Because both are hygroscopic, MgCl2 and CaCl2 are effective in dust control and deicing applications.’
    1. 1.1Relating to humidity or its measurement.
      ‘During the winter, heat and moisture are recovered from the outgoing air, and hygroscopic thermal wheels condition incoming air.’
      • ‘The main advantages of using hygroscopic dilators include outpatient placement and no FHR-monitoring requirements.’
      • ‘The capsule is somewhat hygroscopic, and thus size of the opening is dependent on relative humidity.’