Definition of humectant noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//hjuːˈmektənt//
    ; NAmE NAmE//hjuːˈmektənt//
    , also NAmE//juːˈmektənt//
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  1. 1a substance added to foods to stop them from becoming dry
  2. 2a substance added to skin cream to stop your skin from being dry
  3. Word Originearly 19th cent. (denoting a moistening agent): from Latin humectant- ‘moistening’, from the verb humectare, from humectus ‘moist, wet’, from humere ‘be moist’.
See the Oxford Advanced American Dictionary entry: humectant