headwater

noun

head·​wa·​ter ˈhed-ˌwȯ-tər How to pronounce headwater (audio)
-ˌwä-
: the source of a stream
usually used in plural

Examples of headwater in a Sentence

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
Recent Examples on the Web In the highlands of the southern Amazon rainforest, the heavy rainfall creates the headwaters of a vast river system, connecting the deepest reaches of the forest through water. Irene Wright, Miami Herald, 22 May 2024 The Yampa-White River basin in the northwestern corner of the state is at 111% of normal, while the South Platte is 110% and the Colorado River headwaters basin is at 103%. John Meyer, The Denver Post, 10 May 2024 See all Example Sentences for headwater 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'headwater.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1612, in the meaning defined above

Time Traveler
The first known use of headwater was in 1612

Dictionary Entries Near headwater

Cite this Entry

“Headwater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headwater. Accessed 29 May. 2024.

Kids Definition

headwater

noun
head·​wa·​ter -ˌwȯt-ər How to pronounce headwater (audio)
-ˌwät-
: the beginning and upper part of a stream
usually used in plural
Last Updated: - Updated example sentences
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