Definition from Wiktionary, the free dictionary
- (obsolete) the stretch of the Yangtze River between its mouth and Nanjing, near the formerly-important port of Yangzhou
- Yangtze River
In Chinese, the name 長江 or 长江 is overwhelmingly more common. To the extent 揚子江 is employed in modern usage, it is typically translating names or phrases from foreign languages, where variations on it became standard for the entire river.