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.
If privacy takes top priority, spring for one of the five luxury horizon overwater bungalows, which offer unobstructed views of both the lagoon and Tahiti in the distance. Condé Nast, Condé Nast Traveler, 18 May 2026 But unlike in Berlin in the dead of winter and on the Venetian lagoon’s rather fabulous Lido at the far end of the Med’s back-to-school moment, the Cannes festival usually brings with it a kind of spring-fresh breeze. Guy Martin, Forbes.com, 16 May 2026 Residents say another invasive plant, Eichhornia crassipes, which floats on the water’s surface, has long been present in the lagoon and also disrupts fishing and transport, though its impact has been less sudden. ABC News, 12 May 2026 Standing out is a soaring living room with a two-tone, floor-to-ceiling fireplace and French doors opening to a mostly decked and hedge-lined backyard hosting an outdoor kitchen with a professional grill, an alfresco dining area, and a lagoon-style pool and spa framed by palm trees. Wendy Bowman, Robb Report, 12 May 2026 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 21 May. 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

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