Disorder

Disorder may refer to randomness, a lack of intelligible pattern, or:

• Disorder (medicine), a functional abnormality or disturbance
• Mental disorder or psychological disorder, a psychological pattern associated with distress or disability that occurs in a person and is not a part of normal development or culture:

* Anxiety disorder, different forms of abnormal and pathological fear and anxiety

* Attention-deficit hyperactivity disorder

* Autism spectrum disorder

* Conversion disorder, neurological symptoms such as numbness, blindness, paralysis, or fits, where no neurological explanation is possible

* Obsessive–compulsive disorder, an anxiety disorder characterized by repetitive behaviors aimed at reducing anxiety

* Obsessive–compulsive personality disorder, obsession with perfection, rules, and organization

* Personality disorder, an enduring pattern of inner experience and behavior that deviates markedly from the expectations of the culture of the person who exhibits it

• Civil disorder, one or more forms of disturbance caused by a group of people
• Lawlessness, a lack of laws or law enforcement

• Crystallographic disorder, disordered atom locations in crystals
• Order and disorder

• Disorder (1962 film), a film by Franco Brusati
• Disorder (2006 film), a psychological thriller by Jack Thomas Smith
• Disorder (2009 film), a Chinese documentary
• Disorder (2015 film), a French film

• "Disorder", a song by Joy Division from the 1979 album Unknown Pleasures
• Disorder (EP), an EP by Front Line Assembly
• Disorder, a Bristol-based hardcore punk band
• Disorder (album), an album by The Gazette

• Dis-order, the mail order service of Displeased Records

• Chaos
• Order