Meaning of the word watershed in English

What does watershed mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

watershed

US /ˈwɑː.t̬ɚ.ʃed/
UK /ˈwɔː.tə.ʃed/

Noun

1.

an event or period marking a turning point in a course of action or state of affairs

Example:
The invention of the internet was a watershed moment in human history.
The court's decision was a watershed for civil rights.
2.

an area or ridge of land that separates waters flowing to different rivers, basins, or seas

Example:
The Appalachian Mountains form a major watershed in eastern North America.
Protecting the local watershed is crucial for clean drinking water.