as in tributary
the beginning part of a stream
the first exploration of the Missouri River from its mouth to its headwaters was made by Meriwether Lewis and William Clark in the early 1800s
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Example Sentences
Recent Examples of Synonyms for headwaters
Noun
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The Sacramento River and Klamath River basin and tributaries will remain closed to protect their salmon populations.—
Chris Biderman,
Sacbee.com,
20 May 2025 -
Most of that decline happened in the river’s tributaries and lakes, where the animal’s range has decreased by 91 percent.—
Sara Hashemi,
Smithsonian Magazine,
6 May 2025
Noun
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Charlie Davis Season: 46 Placed: 2nd If Q was the hurricane blowing through Survivor 46, Davis was a source of calm geniality at the center, constantly quoting Taylor Swift songs while obscuring his careful, clever gameplay.—
Ben Rosenstock,
Time,
29 May 2025
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That is the spring source of a waterfall that cascades into new economic equations and, eventually, quarterly profits.—
Mung Chiang,
Forbes.com,
28 May 2025
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“Headwaters.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/headwaters. Accessed 4 Jun. 2025.
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