# Tongatapu

> English word · Proper noun

## Definitions
1. An island of Tonga, Oceania, on the Tonga archipelago, Polynesia, Pacific Ocean; the main island of Tonga, with its capital city, Nuku'alofa.

## Etymology
From Tongan Tongatapu, from tonga (“south”) + tapu (“sacred”).

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