# thirty-first

> English word · Adjective

## Definitions
1. The ordinal form of the number thirty-one, describing a person or thing in position number 31 of a sequence.

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