# thirtysomething

> English word · Noun

## Definitions
1. A tricenarian: a person in their thirties, a person aged between 30 and 39 years (inclusive).

## Etymology
From thirty + -something.

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