centenarian
🇺🇸
/ˌsentɪˈneriən/
🇬🇧
/ˌsentɪˈneəriən/
A person who has lived for 100 years or more.
The centenarian celebrated her 102nd birthday with her family.
백세 노인은 가족과 함께 102번째 생일을 축하했습니다.