# Port Jackson

> English word · Proper noun

## Definitions
1. A natural harbour in in Sydney, New South Wales, Australia.

## Etymology
Named after British naval administrator and politician George Jackson by Captain James Cook in 1770.

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