la·​goon | \ lə-ˈgün How to pronounce lagoon (audio) \

Definition of lagoon

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)

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Other Words from lagoon

lagoonal \ lə-​ˈgü-​nᵊl How to pronounce lagoon (audio) \ adjective

Examples of lagoon in a Sentence

Recent Examples on the Web Development plans show four multifamily buildings surrounding the lagoon. Steve Brown, Dallas News, "Builder dives into West Dallas lagoon project," 12 Feb. 2021 Instead of power-washing algae off oysters, which sprays debris into the ocean, Kamoka lets the lagoon’s native fish clean its mollusks. Lindsey Mcginnis, The Christian Science Monitor, "Points of Progress: Mexico City cuts out plastic, and more," 11 Feb. 2021 Check out the mermaid lagoon scene and the cute penguins sitting outside their colorful igloo. Washington Post, "Drive-through light displays are a bright spot in toned-down holiday celebrations," 21 Dec. 2020 Built on a muddy lagoon, Venice has battled floods and rising water levels for decades. Lilah Ramzi, Vogue, "Margherita Missoni Wants Your Help Saving Venice," 17 Nov. 2020 One day, Post got lost and landed on an Alaskan lagoon to get directions from people in the area. Alice George, Smithsonian Magazine, "Will Rogers Was One of a Kind," 5 Aug. 2020 Removal of the barrier and the dredging of the lagoon will restore native plants and marine life, reduce mosquitoes and other pests, and lessen the danger of flooding for low-lying homes and businesses. San Diego Union-Tribune, "North County: A Year in Review," 27 Dec. 2020 Lago Mar is also home to a 12-acre lagoon that offers a mile of shoreline. Chron, "Land Tejas donates 18th lot for GHBA charity project," 19 Dec. 2020 Ipour said construction of the lagoon will start within 60 days. Steve Brown, Dallas News, "$450 million community north of McKinney will feature a ‘Venetian Lagoon’," 14 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lagoon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lagoon

1673, in the meaning defined at sense 1

History and Etymology for lagoon

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

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Statistics for lagoon

Last Updated

22 Feb 2021

Cite this Entry

“Lagoon.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2021.

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More Definitions for lagoon



English Language Learners Definition of lagoon

: an area of sea water that is separated from the ocean by a reef or sandbar


la·​goon | \ lə-ˈgün How to pronounce lagoon (audio) \

Kids Definition of lagoon

: a shallow channel or pond near or connected to a larger body of water

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