lagoon

noun

la·​goon lə-ˈgün How to pronounce lagoon (audio)
1
: a shallow sound, channel, or pond near or communicating with a larger body of water
2
: a shallow artificial pool or pond (as for the processing of sewage or storage of a liquid)
lagoonal adjective

Examples of lagoon 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.
The new season also filmed in Venice at the Danieli palace overlooking the lagoon. Lauren Coates, Variety, 22 Oct. 2025 His new digs include a clubroom, wellness wing, car gallery, private tennis court and a saltwater lagoon pool. Lauryn Overhultz, FOXNews.com, 21 Oct. 2025 Outside, Wahlberg and his family can splash around in the saltwater lagoon pool, enjoy a nighttime match on the lighted tennis court, or play a life-size game of chess on the oversize board. Tori Latham, Robb Report, 20 Oct. 2025 The country is also home to over 10,000 waterfalls and lagoons, and now exploring those famed waterways just got easier. Michael Cappetta, Travel + Leisure, 19 Oct. 2025 See All Example Sentences for lagoon

Word History

Etymology

French & Italian; French lagune, from Italian laguna, from Latin lacuna pit, pool, from lacus lake

First Known Use

1673, in the meaning defined at sense 1

Time Traveler
The first known use of lagoon was in 1673

Browse Nearby Words

Cite this Entry

“Lagoon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lagoon. Accessed 24 Oct. 2025.

Kids Definition

lagoon

noun
la·​goon lə-ˈgün How to pronounce lagoon (audio)
: a shallow channel or pond near or connected with a larger body of water

More from Merriam-Webster on lagoon

Last Updated: - Updated example sentences
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