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Definition of humectant noun from the Oxford Advanced American Dictionary

     

    humectant

     noun
    noun
    NAmE//hyuˈmɛktənt//
     
    (technology)
     
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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
See the Oxford Advanced Learner's Dictionary entry: humectant