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.
For example, take a warm bath (lagoon), then dunk your face in ice (cold plunge), followed by a hot and cold shower, then a shot of ginger juice. Essence, 16 May 2025 The lagoon is a habitat for a number of species of bats rarely seen by visitors. Ut Community Press, San Diego Union-Tribune, 7 May 2025 If possible it should be maintained in an environment with the lagoon, marshland, gondolas and vaporettos. Julia Buckley, CNN Money, 4 May 2025 Pregnant and nursing whales and their newborn calves are the last to leave the lagoons, heading out in March to mid-April. Jaclyn Cosgrove, Los Angeles Times, 24 Apr. 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 May. 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

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