seawater

noun

sea·​wa·​ter ˈsē-ˌwȯ-tər How to pronounce seawater (audio)
-ˌwä-
: water in or from the sea

Examples of seawater in a Sentence

Recent Examples on the Web
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But no chef has a better handle on the ingredients that come out of South Florida soil and seawater than Jimmy Everett, the owner of Boynton Beach restaurant Driftwood and a native who grew up fishing on area waterways. Ben Crandell, Sun Sentinel, 12 May 2025 Sea Salt Derived from evaporated seawater, this salt can vary from very fine to coarse. Katie Sullivan Morford, Better Homes & Gardens, 6 May 2025 Fuel for fusion is abundant, derived from deuterium, found in seawater, and tritium extracted from lithium. Ella Nilsen, CNN Money, 6 May 2025 More research is needed to determine if the skin can absorb significant levels of minerals from seawater. Susan Bard, Health, 18 Mar. 2025 See All Example Sentences for seawater

Word History

First Known Use

before the 12th century, in the meaning defined above

Time Traveler
The first known use of seawater was before the 12th century

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Cite this Entry

“Seawater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seawater. Accessed 23 May. 2025.

Kids Definition

seawater

noun
sea·​wa·​ter ˈsē-ˌwȯt-ər How to pronounce seawater (audio)
-ˌwät-
: water in or from the sea

More from Merriam-Webster on seawater

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