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English definition of “illness”

illness

noun
 
 
/ˈɪlnəs/
DISEASE [C] B1 a disease of the body or mind: a serious/terminal illness He died at the age of 83 after a long illness.Not fit and healthyThin or slender (of people)Disease and illness - general words
BEING ILL [U] B2 the state of being ill: Unfortunately I couldn't go because of illness.Not fit and healthyThin or slender (of people)Disease and illness - general words
(Definition of illness from the Cambridge Learners Dictionary © Cambridge University Press)
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