nonagenarian
🇺🇸
/ˌnəʊnədʒəˈneriən/
🇬🇧
/ˌnɒnədʒəˈneəriən/
A person who is in their 90s.
Our neighbor is a spry nonagenarian who still enjoys gardening.
我們的鄰居是一位精神矍铄的九十歲老人,他仍然喜歡園藝。
Referring to the age range of 90 to 99 years old.
The nonagenarian section of the population is growing.
九十歲以上的人口比例正在增長。