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English definition of “disorder”

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disorder

noun
 
 
/dɪˈsɔːdər/
ILLNESS [C] a disease or mental problem: a blood disorderMental and psychiatric disordersDisease and illness - general words
BAD BEHAVIOUR [U] uncontrolled, bad behaviour, especially by large groups of people: crime and disorderSocial order and disorder
NOT ORGANIZED [U] a situation in which things are untidy or confused and not organized: His financial affairs are in complete disorder. →  See also eating disorder Confusion, confusing and feeling confusedDirt and untidiness
(Definition of disorder from the Cambridge Learners Dictionary © Cambridge University Press)
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