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Definition of dementia
1 : a usually progressive condition (such as Alzheimer's disease) marked by the development of multiple cognitive deficits (such as memory impairment, aphasia, and the inability to plan and initiate complex behavior) … dementia is diagnosed only when both memory and another cognitive function are each affected severely enough to interfere with a person's ability to carry out routine daily activities. — The Journal of the American Medical Association
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Examples of dementia in a Sentence
This patient suffers from dementia.
a new study on age-related dementias
Recent Examples of dementia from the Web
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Metcalf died in Cutler Bay June 23 at 95 of vascular dementia, Ng said.
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HI, CAROLYN: My father is in the early stages of dementia, and his controlling and critical side has turned into him just being mean.
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There's the cancer with secret, environmental roots, the lies that spouses tell, the encroachments of dementia and the near-absence of any actual civility beneath the veneer of money.
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Fred Shuttlesworth and Abraham Woods to protest the bond grant to Bobby Frank Cherry - one of the bombers of the 16th Street Baptist Church - who had at that time been deemed unfit to stand trial due to advanced dementia.
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My dad is dead and my mom has dementia and can’t remember or articulate the past.
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The film focuses on a father’s struggle with a dementia diagnosis and his enduring devotion to perform at his beloved summer theatre one last time before the disease escalates.
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The Conservative manifesto proposed that henceforth the cost of pensioners’ social care—for those stricken with dementia—be paid from by the sale of their houses.
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Moreover, the probability of dementia increased 7.7 percent faster in those with persistent pain compared with those without.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dementia'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of dementia
Latin, from dement-, demens mad, from de- + ment-, mens mind — more at mind
Other Psychology Terms
Medical Dictionary
dementia
playMedical Definition of dementia
: a usually progressive condition (as Alzheimer's disease) marked by the development of multiple cognitive deficits (as memory impairment, aphasia, and inability to plan and initiate complex behavior)
Learn More about dementia
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Thesaurus: All synonyms and antonyms for dementia Spanish Central: Translation of dementia Nglish: Translation of dementia for Spanish speakers Britannica English: Translation of dementia for Arabic speakers Britannica.com: Encyclopedia article about dementia
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