Meaning of hygroscopic in English:



  • 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.’