Definition of delusional in English:

delusional

adjective

  • 1Characterized by or holding idiosyncratic beliefs or impressions that are contradicted by reality or rational argument, typically as a symptom of mental disorder.

    ‘hospitalization for schizophrenia and delusional paranoia’
    ‘he was diagnosed with a delusional disorder’
    • ‘Maybe he worries that outsiders might think that the campus is filled with ignorant or delusional people.’
    • ‘The delusional woman received a variety of diagnoses and was subjected to varying pharmacological regimens.’
    • ‘Erotomanics have the delusional belief that the target of interest, usually of higher status, is in love with the stalker.’
    • ‘I had the delusional fantasy that other people would get better solely because of my presence.’
    • ‘Over the next 24 hours, the patient became increasingly delusional and combative with hyperexcitability.’
    • ‘She regarded him as a somewhat crazy and delusional man, no matter how good he looked.’
    • ‘Fenton dismissed this talk of Judgement Day as mental illness and prayed that his father was having a brief delusional episode.’
    • ‘None of us really understand it - we think he might have some kind of delusional obsession.’
    • ‘Being a psychologist, he'd studied the pathology of delusional behaviour.’
    • ‘Exposing his delusional tendencies, Paul also concocts another story for Judy about his real parents.’
    1. 1.1 Based on or having faulty judgement; mistaken.
      ‘their delusional belief in the project's merits never wavers’
      ‘I think the guy is being a bit delusional here’
      • ‘Smith ain't the answer, and anyone who tells you he is is either hopelessly delusional or a spin doctor in disguise.’
      • ‘Only from the standpoint of its dishonest and delusional character did the speech provide an indication of the real state of American society.’
      • ‘He speaks the truth, but he is very delusional about his status in the marketplace.’
      • ‘I was delusional to think that by the age of 22 I was done dating.’
      • ‘Now either he is seriously delusional, or else he considers the electorate to be a bunch of gullible fools.’
      • ‘Lyrically, it's a typically delusional tale of a couple who burn down dance floors with the electricity between them.’
      • ‘Am I being totally delusional about this whole thing?’
      • ‘In other words, the current fixation with a second UN resolution is delusional.’
      • ‘I don't know if they think their stuff is that good or if they're just delusional.’
      • ‘After listening to the delusional ramblings of the regulars and rinsing a few glasses, he drove home.’

Pronunciation

delusional

/dɪˈluːʒ(ə)n(ə)l/