# triacontagon

> English word · Noun

## Definitions
1. A polygon with thirty sides.

## Etymology
From Ancient Greek τρῐᾱ́κοντᾰ (trĭā́kontă) + -gon.

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