noun, often attributive
\ ˈmärsh \

Definition of marsh

 (Entry 1 of 2)

: a tract of soft wet land usually characterized by monocotyledons (such as grasses or cattails)


biographical name
\ ˈmärsh \

Definition of Marsh (Entry 2 of 2)

Dame (Edith) Ngaio \ ˈnī-​(ˌ)ō \ 1899–1982 New Zealand writer

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Synonyms for marsh

Synonyms: Noun

bog, fen, marshland, mire, moor, morass, muskeg, slough (also slew), swamp, swampland, wash, wetland

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Examples of marsh in a Sentence


a wide expanse of marsh the marshes along the coast support a remarkable profusion of plants and animals

Recent Examples on the Web: Noun

Officials with Hawaii's Department of Land and Natural Resources transferred about 2,000 rare Hawaiian snails from a mountain marsh to offices in downtown Honolulu. Jennifer Sinco Kelleher And Audrey Mcavoy, Fox News, "Hurricane Lane floods homes as others take to the waves," 24 Aug. 2018 At Parker River National Wildlife Refuge, there was an American avocet in the marsh across from parking lot 1., "bird sightings," 30 June 2018 Areas farthest out received scanty deposition of the finest particles amid brackish tides, becoming grassy wetlands or saline marsh. Richard Campanella, The Atlantic, "How Humans Sank New Orleans," 6 Feb. 2018 Fjäderholmarna, one of the closest, is just 20 minutes by boat, and Djurgården, aptly dubbed Stockholm’s playground by locals, is filled with idyllic woods, trails, marshes, and wetlands. Condé Nast Traveler, "The Best Cities in the World: 2018 Readers' Choice Awards," 9 Oct. 2018 As many Floridians know, alligators are usually found in swamps, marshes, lakes, rivers and canals. Madeleine Marr, miamiherald, "An alligator went for a swim. Then it did something else.," 20 June 2018 Bring your own boat and launch from the Greenhead Landing on the east side of the marsh, west of Mayville. Chelsey Lewis, Milwaukee Journal Sentinel, "Trip tips: What to do, where to eat and where to stay in the Horicon Marsh area," 31 May 2018 Massive amounts of stormwater, loaded with even more nutrients, also got dumped from the north and flattened western marshes that help filter water before entering the Caloosahatchee. Jenny Staletovich, miamiherald, "Massive and toxic algae bloom threatens Florida coasts with another lost summer," 29 June 2018 And yet remarkable efforts have been made to preserve this small strip of land, including the dredging and piping of sediment from the Mississippi River to build back its southern shore and replanting the disappearing marsh to its north. Nate Berg, Curbed, "Can engineering save Louisiana’s coastline?," 7 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'marsh.' 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 marsh


before the 12th century, in the meaning defined above

History and Etymology for marsh


Middle English mersh, from Old English merisc, mersc; akin to Middle Dutch mersch marsh, Old English mere sea, pool — more at marine

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Statistics for marsh

Last Updated

18 Feb 2019

Look-up Popularity

Time Traveler for marsh

The first known use of marsh was before the 12th century

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More Definitions for marsh



English Language Learners Definition of marsh

: an area of soft, wet land that has many grasses and other plants


\ ˈmärsh \

Kids Definition of marsh

: an area of soft wet land with grasses and related plants

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More from Merriam-Webster on marsh

Rhyming Dictionary: Words that rhyme with marsh

Thesaurus: All synonyms and antonyms for marsh

Spanish Central: Translation of marsh

Nglish: Translation of marsh for Spanish Speakers

Britannica English: Translation of marsh for Arabic Speakers Encyclopedia article about marsh

Comments on marsh

What made you want to look up marsh? Please tell us where you read or heard it (including the quote, if possible).


excited commotion or publicity

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