# nonagenarian

> English word · Noun · IPA /ˌnɑnəd͡ʒɪˈnɛriən/

## Definitions
1. Synonym of ninetysomething: a person between 90 and 99 years old.

## Etymology
From Latin nōnāgēnārius (“containing ninety”) + -an (suffix forming adjectives and representative nouns), either directly or via French nonagénaire, from nōnāgēnī (“ninety each”) + -ārius (“-ary”), from nōnāginta (“nine tens, ninety”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/nonagenarian