dementia

IPA: dɪmˈɛnʃiʌ

(pathology) A progressive decline in cognitive function due to damage or disease in the brain beyond what might be expected from normal aging. Areas particularly affected include memory, attention, judgement, language and problem solving.
Madness or insanity.

Examples of "dementia" in Sentences

The doctor diagnosed my grandmother with early-stage dementia after she started showing signs of memory loss and confusion
Caring for a loved one with dementia can be challenging, as their behavior and mood can be unpredictable
It's important to create a safe and supportive environment for someone with dementia to help them maintain their independence as long as possible
Dementia is a progressive brain disorder that affects memory, cognitive function, and behavior
Unfortunately, there is currently no cure for dementia, but early detection and proper care can help improve quality of life for those with the condition