Meaning & Definition of word "Demented"

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    Demented

    /dɪˈmɛntɪd/

    adjective:

    • 1. Driven to behave irrationally due to anger, distress, or excitement; mentally ill.
      • Example: His demented behavior during the crisis alarmed everyone in the room.
    • 2. Suffering from dementia; exhibiting symptoms of severe mental decline.
      • Example: The demented patient struggled to remember the names of his own family members.
    • 3. Extremely foolish or irrational.
      • Example: The demented scheme to rob a bank with nothing but a toy gun was quickly abandoned.

    Etymology

    From Latin 'dementatus', from 'de-' meaning 'from' + 'ment-' meaning 'mind'.

    Common Phrases and Expressions

    demented thinking:

    Thought processes that are irrational or disturbed.

    demented behavior:

    Actions that are wildly erratic or uncontrolled.

    Related Words

    dementia:

    A chronic or persistent disorder of the mental processes caused by brain disease or injury.

    madness:

    The state of being mentally ill, especially severely.

    Slang Meanings of demented

    Meaning: Out of one's mind.

    Example Sentence: When he tried to dance on the table, everyone thought he was demented.

    Meaning: Acting wildly or irresponsibly.

    Example Sentence: She went full demented at the party, tackling everyone!