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

     

    digestion

     noun
    noun
    BrE BrE//daɪˈdʒestʃən//
     
    ; NAmE NAmE//daɪˈdʒestʃən//
     
    ; BrE BrE//ˈdʒestʃən//
     
    ; NAmE NAmE//ˈdʒestʃən//
     
    Diet
     
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  1. 1[uncountable] the process of digesting food Vegetables are usually cooked to aid digestion. compare indigestion See related entries: Diet
  2. 2[countable, usually singular] the ability to digest food to have a good/poor digestion
  3. Word Origin late Middle English: via Old French from Latin digestio(n-), from the verb digerere, from di- ‘apart’ + gerere ‘carry’.Extra examples She has very poor digestion. She’s got very poor digestion.
See the Oxford Advanced American Dictionary entry: digestion