Dictionary

humectant

noun hu·mec·tant \hyü-ˈmek-tənt\

Definition of HUMECTANT

:  a substance that promotes retention of moisture
humectant adjective

Origin of HUMECTANT

Latin humectant-, humectans, present participle of humectare to moisten, from humectus moist, from humēre to be moist — more at humor
First Known Use: circa 1867

Rhymes with HUMECTANT

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