Meaning & use
watershed
The area of land whose water drains into a particular river, lake, or sea.
See it in a sentence
Pollution from farms upstream affects everyone living within the same watershed.
The election was a watershed moment that changed the country's direction for decades.
A note on using this word
The figurative sense, meaning a critical turning point, is now far more common than the original geographic one.
Words with a similar meaning
catchment
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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