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humectant Syllabification: hu·mec·tant
Pronunciation: /(h)yo͞oˈmektənt/

Definition of humectant in English:


Retaining or preserving moisture.
Example sentences
  • He also warns against using humectant moisturizers near your eyes; these products bind water to help keep skin hydrated but can have the side effect of creating puffy eyes.
  • Classified as humectants, they have benefits in addition to humectant properties.
  • And adding a humectant ingredient, such as glycerin, helps to draw needed moisture to the skin.


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A substance, especially a skin lotion or a food additive, used to reduce the loss of moisture.
Example sentences
  • Hand lotions or skin moisturizers are either humectants or lipids.
  • The humectants hold moisture in contact with the skin.
  • Another alternative is to use humectants, which prevent water loss by attracting moisture.


Early 19th century (denoting a moistening agent): from Latin humectant- 'moistening', from the verb humectare, from humectus 'moist, wet', from humere 'be moist'.

Definition of humectant in:
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