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delusion

Line breaks: de¦lu|sion
Pronunciation: /dɪˈluːʒ(ə)n
 
/

Definition of delusion in English:

noun

1An idiosyncratic belief or impression maintained despite being contradicted by reality or rational argument, typically as a symptom of mental disorder: the delusion of being watched
More example sentences
  • The rise of psychoanalysis did much to validate the contents of mental symptoms, including delusions.
  • In the paranoid form of this disorder, they develop delusions of persecution or personal grandeur.
  • LSD can induce a psychotic state with paranoid delusions that can last for months.
Synonyms
misapprehension, mistaken impression, false impression, mistaken belief, misconception, misunderstanding, mistake, error, misinterpretation, misconstruction, misbelief;
fallacy, illusion, figment of the imagination, fantasy, chimera;
1.1 [mass noun] The action of deluding or the state of being deluded: what a capacity television has for delusion
More example sentences
  • The rest of us play along, but no one is fooled by this necessary delusion.
  • In short, the evidence points more towards hoaxing and delusion than real discovery.
  • What is deceit or delusion, and what is genuine in this movement?
Synonyms

Origin

late Middle English (in the sense 'act of deluding or of being deluded'): from late Latin delusio(n-), from the verb deludere (see delude).

Phrases

delusions of grandeur

1
A false impression of one’s own importance.
Example sentences
  • The purpose of that story was to demonstrate that a well-known and well-respected public figure was actually nothing more than a mindless hack with delusions of grandeur.
  • It is a pleasingly post-modern twist which Cervantes himself would have enjoyed, having written a book about absurd follies, delusions of grandeur and the deficit between fiction and reality.
  • The patient entertains delusions of grandeur.

Definition of delusion in:

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