nonagenarian
/ˌnɑnədʒəˈnɛriən/
adjective
- Being between 90 and 99 years old.
- We visited a nonagenarian veteran who shared stories from World War II.
- The nonagenarian author published her memoir at age 95.
- The hospital has a special care unit for its nonagenarian patients.
noun
- A person who is between 90 and 99 years old.
- The local newspaper featured a story about a nonagenarian who ran a marathon.
- Many nonagenarians in the retirement community enjoy playing cards and bingo.
- My great-grandmother is a lively nonagenarian who still gardens every day.