disorder

disorder
dis‧or‧der /dɪsˈɔːdə $ -ˈɔːrdər/ noun1. [countable] medical a mental or physical illness which prevents part of your body from working properly
    a disorder of the brain/liver/digestive system etc
    He suffers from a rare disorder of the liver.
    a stomach/lung/heart etc disorder
    a mental/psychiatric disorder
    people with mental disorders
    severe eating disorders such as bulimia and anorexia
2. [uncountable] a situation in which a lot of people behave in an uncontrolled, noisy, or violent way in public
    civil/public/crowd disorder
    A number of stadiums were closed because of crowd disorder.
3. [uncountable] a situation in which things or people are very untidy or disorganized
   OPP  order
    in/into disorder
    Everything was in disorder, but nothing seemed to be missing.
    His whole system was thrown into disorder.
     

COLLOCATIONS

■ ADJECTIVES/NOUN + disorder
   ▪ a genetic disorder (=caused by a gene from your parents) Progeria is a genetic disorder which accelerates ageing.
   ▪ a mental/psychiatric/psychological disorder (=affecting the mind) He was diagnosed with a severe psychiatric disorder.
   ▪ a blood/brain/liver etc disorder She suffers from a rare brain disorder.
   ▪ an eating disorder (=in which someone stops eating a normal amount of food) Eating disorders can be very difficult to treat.
   ▪ a personality disorder (=that stops someone behaving in a normal way) The study suggested that 84% of prisoners have a personality disorder.
   ▪ a common/rare disorder Acne is a very common skin disorder.
■ verbs
   ▪ have a disorder The singer admitted she had an eating disorder.
   ▪ suffer from a disorder People who are suffering from psychological disorders often fail to get treatment.
   ▪ develop a disorder Women are 30% more likely to develop the disorder than men.
   ▪ treat a disorder The drug is used to treat lung disorders.
   ▪ a disorder affects somebody/something Many genetic disorders affect only girls or only boys.
     

THESAURUS

   ▪ illness something wrong with your health which makes you feel ill: Her husband was in hospital for six months with a serious illness.
   ▪ disease a particular illness, especially one that spreads to other people easily or that affects one part of your body: childhood diseases such as measles and chickenpox | heart disease
   ▪ infection an illness that is caused by bacteria or a virus: His cough got worse and worse and became a chest infection.
   ▪ condition a health problem that affects you permanently or for a long time: a medical condition such as asthma | a heart condition
   ▪ problem [usually after a noun] something that is wrong with a particular part of your body or your health in general: a serious back problem | health problems
   ▪ trouble [singular, only after a noun] illness or pain that affects a particular part of your body: I’ve had a bit of stomach trouble.
   ▪ disorder formal an illness that prevents a particular organ of your body from working properly, or affects the way you behave: a liver disorder | a blood disorder | Anorexia nervosa is an eating disorder.