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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.
This intimate 58-key hotel marries Bequia's laid-back bliss with luxe amenities like a seawater infinity pool, a spa, and a range of available activities. Carley Rojas Avila, Travel + Leisure, 1 Dec. 2025 He is fascinated by the potentially vast amount of undiscovered biodiversity these relationships might contain, and his lab looks for such relationships in seawater. Jake Buehler, Quanta Magazine, 24 Nov. 2025 The cycle swings between warmer and cooler seawater in a region along the equator in the tropical Pacific Ocean. Doyle Rice, USA Today, 20 Nov. 2025 Inorganic carbon refers to carbon bound in atmospheric gases, dissolved in seawater or locked in minerals, rather than biological material. Morgan Underwood, The Conversation, 19 Nov. 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 2 Dec. 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
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