Hypertext Webster Gateway: "dementia"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Dementia \De*men"ti*a\, n. [L., fr. demens. See {Dement}.]
Insanity; madness; esp. that form which consists in weakness
or total loss of thought and reason; mental imbecility;
idiocy.
From WordNet (r) 1.7 (wn)
dementia
n : mental deterioration of organic or functional origin [syn: {dementedness}]
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