lagoon

noun

la·​goon lə-ˈgün How to pronounce lagoon (audio)
Synonyms of lagoonnext
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.
Perched atop stilts and accessed via boardwalks on the open lagoon, overwater villas not tucked into the dense foliage on land are designed to feel like serene spaces within spaces, adding to the overall transporting effect. Terry Ward, Condé Nast Traveler, 31 Dec. 2025 When to Go This experience runs from May 15 to November 20, with the lagoons at their fullest from June to September, and groups are limited to seven people. Cris Nogueira, Travel + Leisure, 31 Dec. 2025 More than just sand and sea, the area also has a mangrove lagoon, boat launch, playground, picnic areas, boardwalk, and a campground. Lisa Cericola, Southern Living, 26 Dec. 2025 Despite the lagoon’s location next to Interstate 5 and a golf course, the walk offers a unique, natural ambiance that feels wholly separate from the surrounding city life. Maura Fox, San Diego Union-Tribune, 25 Dec. 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 2 Jan. 2026.

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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