DEMENTIA


Meaning of DEMENTIA in English

[ dɪ'mɛnʃə ]

■ noun Medicine a chronic or persistent mental disorder marked by memory failures, personality changes, and impaired reasoning.

Origin

C18: from L., from demens , dement- 'out of one's mind'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.