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.
As changes in ecosystems play out across the season, subtle changes are happening in the lagoon too. Ut Community Press, San Diego Union-Tribune, 24 June 2025 But reported plans to dock the yacht in a lagoon might have changed. Christie D’zurilla, Los Angeles Times, 23 June 2025 The hotel will open at the end of 2027, and the lagoon will be expanded to connect to the building. Jim Dobson, Forbes.com, 20 June 2025 Each serene treatment suite looks out to the lagoon, while the opulent double treatment villas also feature whirlpools. Susmita Baral, Travel + Leisure, 19 June 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 30 Jun. 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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