dementia dementholize • demephitize · · · Info · Definitions · Synonyms · Characters · · dementia · · Text Latin · · Script 8 · · Length Definitions · · · (noun) mental deterioration of organic or functional origin. Synonyms: dementedness. · · Noun Definition 1 Synonyms · · · dementedness · · Synonym 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E t latin small letter t U+0074