老年痴獃症 Save Sign in to save words Simplified: 老年痴呆症 lǎoniánchīdāizhèng ㄌㄠˇ ㄋㄧㄢˊ ㄔ ㄉㄞ ㄓㄥˋ senile dementia Alzheimer's disease Character by character 老(lǎo)prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity 年(nián)surname Nian 痴(chī)imbecile 獃(dāi)foolish 症(zhèng)disease A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0