noun, often attributive
\ ˈmärsh How to pronounce marsh (audio) \

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 How to pronounce Marsh (audio) \

Definition of Marsh (Entry 2 of 2)

Dame (Edith) Ngaio \ ˈnī-​(ˌ)ō How to pronounce Marsh (audio) \ 1899–1982 New Zealand writer

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Examples of marsh in a Sentence

Noun a wide expanse of marsh the marshes along the coast support a remarkable profusion of plants and animals
Recent Examples on the Web: Noun The 80 reef domes are just some of the structures ecologists have engineered to entice the oysters to spawn at Quartermaster Reach, a new, 7-acre tidal wetland adjacent to the marsh at Crissy Field. Nora Mishanec,, "Enticing oysters to Presidio’s Crissy Field takes a bit of science and engineering," 5 Oct. 2020 Half a dozen dolphins died after being stranded in an Alabama coastal marsh in what researchers describe as a historic event likely caused by Hurricane Sally. al, "Hurricane Sally blamed for fatal dolphin stranding on Alabama coast," 29 Sep. 2020 After visiting sites once staked at a marsh's edge and measuring how far the grass has receded, Sapkota concludes that the storm made erosion in the region 63 times faster compared to long-term rates. Sarah Gibbens, National Geographic, "How powerful hurricanes hasten the disappearance of Louisiana’s wetlands," 11 Sep. 2020 And by a marsh on the bay in Menlo Park, Facebook erected boxy Frank Gehry buildings topped with trees at around $300 million each, according to Build Zoom. Washington Post, "Beautiful, perk-filled and mostly empty: What the future holds for tech’s billion-dollar headquarters," 2 Oct. 2020 In December 2011, more than a year and a half after Ms. Gilbert made her last, frantic 911 call, the Suffolk police found her skeleton in a marsh in Oak Beach that the police had not searched before. Robert Kolker, New York Times, "The Gilgo Beach Murders Were a Cold Case. Then a New Police Chief Arrived.," 25 Sep. 2020 The shipyard was built atop an old saltwater marsh and to fill the land, a nearby hill was bulldozed. Carl Nolte,, "Sausalito affordable housing push for old Marinship shipyard stirs passions," 19 Sep. 2020 In a quiet town on the North Carolina coast in 1969, a young woman who survived alone in the marsh becomes a murder suspect. Star Tribune, "New York Times bestsellers," 15 Sep. 2020 On Wednesday afternoon, before the turtles were plopped into the marsh by Thompson and Bocek, both waist deep in the water, the yearlings climbed over each other in two blue bins. Morgan Greene,, "Captive-bred Blanding’s turtles released into the wild: ‘To bring them back from the brink of extinction is a monumental undertaking.’," 2 Sep. 2020

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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Time Traveler for marsh

Time Traveler

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

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Statistics for marsh

Last Updated

19 Oct 2020

Cite this Entry

“Marsh.” Dictionary, Merriam-Webster, Accessed 29 Oct. 2020.

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More Definitions for marsh


How to pronounce Marsh (audio)

English Language Learners Definition of marsh

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


\ ˈmärsh How to pronounce marsh (audio) \

Kids Definition of marsh

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

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