disorder

1 of 2

verb

dis·​or·​der (ˌ)dis-ˈȯr-dər How to pronounce disorder (audio)
(ˌ)diz-
disordered; disordering; disorders
Synonyms of disorder

transitive verb

1
: to disturb the order of
2
: to disturb the regular or normal functions of

disorder

2 of 2

noun

1
: lack of order
clothes in disorder
2
: breach of the peace or public order
troubled times marked by social disorders
3
: an abnormal physical or mental condition
a liver disorder
a personality disorder

Examples of disorder in a Sentence

Verb be careful not to disorder the carefully arranged contents of the dresser Noun The mayor is concerned that a rally could create public disorder. problems of crime and social disorder Millions of people suffer from some form of personality disorder.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Verb
The analysis reveals guidance for identifying symptoms, suggesting professional help, and handling sensitive topics like self-harm and disordered eating with caution and accurate resources. Lance Eliot, Forbes.com, 23 June 2026 Women with thyroid issues or disordered eating histories should be especially cautious. Allison Palmer, Kansas City Star, 10 June 2026
Noun
That's significant because the nonprofit aims to reduce the stigma of mental health disorders, especially among Asian American families. Sharon Chin, CBS News, 25 June 2026 Survivors are more likely to struggle with depression, anxiety and post-traumatic stress disorder. Rachel Hale, USA Today, 24 June 2026 See All Example Sentences for disorder

Word History

First Known Use

Verb

15th century, in the meaning defined at sense 1

Noun

1523, in the meaning defined at sense 1

Time Traveler
The first known use of disorder was in the 15th century

Browse Nearby Words

Cite this Entry

“Disorder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disorder. Accessed 25 Jun. 2026.

Kids Definition

disorder

1 of 2 verb
dis·​or·​der (ˈ)dis-ˈȯrd-ər How to pronounce disorder (audio)
1
: to disturb the order of
2
: to disturb the regular or normal functions of

disorder

2 of 2 noun
1
: lack of order : a state or condition without order
clothes in disorder
2
: an abnormal physical or mental condition : ailment

Medical Definition

disorder

1 of 2 transitive verb
dis·​or·​der (ˈ)dis-ˈȯrd-ər, (ˈ)diz- How to pronounce disorder (audio)
disordered; disordering -ˈȯrd-(ə-)riŋ How to pronounce disorder (audio)
: to disturb the regular or normal functions of

disorder

2 of 2 noun
: an abnormal physical or mental condition : ailment
an intestinal disorder
a nervous disorder

More from Merriam-Webster on disorder

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster