Dictionary.com
Thesaurus.com

obsessive-compulsive disorder

British  

noun

  1.  OCDpsychiatry an anxiety disorder in which patients are driven to repeat the same act, such as washing their hands, over and over again, usually for many hours

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

obsessive-compulsive disorder Scientific  
/ əb-sĕsĭv-kəm-pŭlsĭv /
  1. A psychiatric disorder characterized by the persistent intrusion of repetitive, unwanted thoughts which may be accompanied by compulsive actions, such as handwashing. The individual cannot voluntarily prevent these thoughts or actions, which interfere with normal functioning.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Speaking to The Wall Street Journal, she described the debilitating nature of her obsessive-compulsive disorder, revealing that she was “barely” able to function when the condition was at its worst.

From MarketWatch Sep. 2, 2026

Cage plays Roy, a gifted con artist with obsessive-compulsive disorder whose tics, phobias and elaborate rituals have turned his immaculate home into a fortress against the world.

From Los Angeles Times Aug. 20, 2026

Some people have panic attacks as one-offs while others might have them as part of other mental health problems such as obsessive-compulsive disorder or generalised anxiety disorder.

From BBC Mar. 22, 2026

Most of his teachers were ill-equipped to handle his behavioral problems, later diagnosed as attention-deficit hyperactivity disorder and obsessive-compulsive disorder.

From The Wall Street Journal Mar. 1, 2026

Dexter also had obsessive-compulsive disorder, which Andrea explained often accompanied Tourette’s.

From "Insignificant Events in the Life of a Cactus" by Dusti Bowling

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training