adjective

• 1Characterized by or holding false beliefs or judgements about external reality that are held despite incontrovertible evidence to the contrary, typically as a symptom of a mental condition.

  ‘hospitalization for schizophrenia and delusional paranoia’

  More example sentences

  • ‘he was diagnosed with a delusional disorder’
  • ‘Being a psychologist, he'd studied the pathology of delusional behaviour.’
  • ‘She regarded him as a somewhat crazy and delusional man, no matter how good he looked.’
  • ‘Exposing his delusional tendencies, Paul also concocts another story for Judy about his real parents.’
  • ‘Maybe he worries that outsiders might think that the campus is filled with ignorant or delusional people.’
  • ‘None of us really understand it - we think he might have some kind of delusional obsession.’
  • ‘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.’
  • ‘The delusional woman received a variety of diagnoses and was subjected to varying pharmacological regimens.’
  • ‘Fenton dismissed this talk of Judgement Day as mental illness and prayed that his father was having a brief delusional episode.’
  • ‘Over the next 24 hours, the patient became increasingly delusional and combative with hyperexcitability.’

  1. 1.1Based on or having faulty judgement; mistaken.
     ‘their delusional belief in the project's merits never wavers’
     More example sentences

     • ‘I think the guy is being a bit delusional here’
     • ‘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.’
     • ‘Smith ain't the answer, and anyone who tells you he is is either hopelessly delusional or a spin doctor in disguise.’
     • ‘I don't know if they think their stuff is that good or if they're just delusional.’
     • ‘Am I being totally delusional about this whole thing?’
     • ‘In other words, the current fixation with a second UN resolution is delusional.’
     • ‘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.’
     • ‘After listening to the delusional ramblings of the regulars and rinsing a few glasses, he drove home.’
     • ‘Only from the standpoint of its dishonest and delusional character did the speech provide an indication of the real state of American society.’