Definition of perseveration
: continuation of something (such as an activity or thought) usually to an extreme degree or beyond a desired point specifically, psychology : the continual involuntary repetition of a thought or behavior Perseveration is said to occur when the patient continues to give the answer to the previous question in response to new questions. — Lewis Senior One patient had intermittent perseveration of speech and writing. — Frank Adams et al. The perseverations associated with ASD [autism spectrum disorder] may be qualitatively different … than the repetitive and intrusive thoughts and actions associated with OCD [obsessive-compulsive disorder]. — Susan L. Hyman et al.
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