Definition of demented in English:

demented

adjective

  • 1Suffering from dementia.

    • ‘Until a week ago, he was demented, rigid, incontinent, unable to talk, swallow or blink his eyes.’
    • ‘High level of disability is associated with major depression, in both demented and nondemented people.’
    • ‘Whenever demented patients travel, it is safe to assume their confusion will worsen for the duration of the trip.’
    • ‘Less severely demented patients and black and Hispanic patients were more likely to stay in the home.’
    • ‘On the flip side, cognition has improved in demented or impaired people given nutritional support.’
    • ‘Polonius insisted that Hamlet had become demented, and cautioned Ophelia to keep her distance.’
    • ‘Caretakers and physicians often project sensations of hunger and thirst onto severely demented patients with poor oral intake.’
    • ‘The diagnosis of an independent depressive disorder becomes difficult in the demented patient.’
    • ‘But, it could be a problem with older, demented patients, or those who are unconscious.’
    • ‘Others might view such people as demented or delusional or megalomaniacal.’
    • ‘At this point you may be asking, why it is important to train a workforce that will be experts in taking care of demented residents.’
    • ‘Health care professionals commonly rely on feeding tubes to supply nutrition to these severely demented patients.’
    unbalanced, of unsound mind, mentally ill, deranged, crazed, distracted, troubled, disturbed, unhinged, insane, mad, mad as a hatter, mad as a march hare, raving mad, lunatic, out of one's head, out of one's mind, not in one's right mind, neurotic, psychotic
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    1. 1.1informal Driven to behave irrationally due to anger, distress, or excitement.
      ‘a demented, dangerous, and sadistic Mafioso’
      • ‘They fell in the gaily lit hall with a flutter like demented birds attempting flight.’
      • ‘It sounds like an orchestra of demented bassoonists playing at full tilt.’
      • ‘Finally, at the age of 33, the demented fury that drove him on has subsided and other priorities have kicked in.’
      • ‘Louisa stopped navigating the steps to stare at me while I bounced all around the living room like a demented idiot.’
      • ‘Then the speakers seem to come alive with demented directional droning.’
      • ‘Not to let one musical style last for long, he soon ditched the guitar, grabbed the mic and started back in with some demented rapping.’
      • ‘Conversations may be in whispers or, often, in demented shouting contests.’
      • ‘Deep set eyes and a long face made him look like a demented scientist.’
      • ‘As if drunk, or stoned or demented, I jumble everything up, use wrong words or leave gaps in sentences that trail off to nowhere.’
      • ‘She flailed her limbs and screamed, looking like a poor demented bird.’
      • ‘They hold a twisted allure to the more demented members of any society.’
      • ‘If he lived to 200, he would never understand females, and the demented way their brains worked.’
      • ‘I looked down and saw that he was eating some demented form of French fries with ketchup squirted all over them.’
      • ‘To my possibly demented mind there did seem to be something unique, even comical about the framing of the issues.’
      • ‘Reaction to the wreck showed an almost demented optimism about the venture.’
      • ‘I probably looked more than a little demented, come to think of it.’
      • ‘As Earth orbits the sun, the tubes are lashing through space like water from a demented lawn sprinkler.’
      • ‘To me, it seemed like demented torture, and not very flattering.’

Origin

Mid 17th century: past participle of earlier dement drive mad from Old French dementer or late Latin dementare, from demens out of one's mind.

Pronunciation:

demented

/dəˈmen(t)əd/