Definition of humectant in English:


Line breaks: hu¦mec|tant
Pronunciation: /hjʊˈmɛkt(ə)nt


  • Retaining or preserving moisture.
    More 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.
    More 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'.

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