2 example sentences using perseveration.
Perseveration used in a sentence
Perseveration in a sentence as a noun
Has he any sense of self perseveration not blottoed by *******?
The idea of hyperfocus is very popular among the self-diagnosed and on internet forums dedicated to ADD, but the term "hyperfocus" doesn't actually appear in any of the medical literature I can find, with the exception of a few books that seem to suggest that "hyperfocus" is more likely related to the idea of perseveration, which is a deficit in set shifting ability.
Perseveration definitions
the tendency for a memory or idea to persist or recur without any apparent stimulus for it
the act of persisting or persevering; continuing or repeating behavior; "his perseveration continued to the point where it was no longer appropriate"
See also: perseverance persistence