noun Etymology: Latin, from dement-, demens mad, from de- + ment-, mens mind — more at mind Date: 1806 1. a usually progressive condition (as Alzheimer's disease) marked by deteriorated cognitive functioning often with emotional apathy 2. madness, insanity <
a fanaticism bordering on dementia
demential adjective

New Collegiate Dictionary. 2001.


Look at other dictionaries:

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