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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
North Korean state media had previously reported that the damage was less severe than initially feared, and that there were no holes in the hull, though it was scratched along the side and some seawater had entered the stern. Mike Valerio, CNN Money, 31 May 2025 The resort employs innovative eco-friendly technologies, including a deep seawater air-conditioning system. Alesandra Dubin, HollywoodReporter, 18 May 2025 These were salt deposits that were left on the ground as the seawater dried up. Joshua Rapp Learn, Discover Magazine, 12 May 2025 Five fishermen missing since mid-March were rescued at sea last week, surviving 55 days adrift in the Pacific Ocean by drinking rain and seawater, the Ecuadorian navy said. Stephen Sorace, FOXNews.com, 11 May 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

Browse Nearby Words

Cite this Entry

“Seawater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seawater. Accessed 5 Jun. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!