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illness - definition and synonyms

 
 
 
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noun illness pronunciation in American English /ˈɪlnəs/
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singularillness
pluralillnesses

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  1. [uncountable] the state of feeling sick or of having a disease
    He missed five days of school because of illness.
    patients who are recovering from major surgery or serious illness
    1. a.
      [countable] a particular disease, or a period of being sick
      She had had no serious illnesses, and had never been in the hospital.
      My aunt died that spring after a long illness.
    2. b.
      [countable/uncountable] a serious mental problem
      More than three million people suffer from severe mental illness.
      depressive illnesses
 

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