DEMENT Meaning of DEMENT in English de|ment verb, noun BrE AmE di |ˈment də- ▷ de|mented ˈment ɪd -əd AmE ˈmen t̬ əd▷ de|menting ˈment ɪŋ AmE ˈmen t̬ ɪŋ▷ de|ments ˈmen t s Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012