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humectant

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Humectant

Main Entry:: hu·mec·tant
Pronunciation:: \hyü-ˈmek-tənt\
Function:: noun
Etymology:: Latin humectant-, humectans, present participle of humectare to moisten, from humectus moist, from humēre to be moist — more at humor
Date:: circa 1867

: a substance that promotes retention of moisture

— humectant adjective

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