A chronic or persistent disorder of the mental processes caused by brain disease or injury and marked by memory disorders, personality changes, and impaired reasoning.‘People with dementia have a degenerative disease of the brain for which there is no cure.’
mental illness, madness, insanity, derangement, lunacyView synonyms
- ‘They support people with conditions such as dementia and Alzheimer's disease.’
- ‘Early-stage dementia or Alzheimer's disease may be associated with gluten antibodies.’
- ‘People with dementia sometimes find it easier to look into memories than fact.’
- ‘The higher homocysteine, the higher your chances of a person contracting dementia.’
Late 18th century from Latin, from demens, dement- ‘out of one's mind’.
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