marsh

noun

ˈmärsh 

often attributive

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

Synonyms of marsh

• wetland
• swamp

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

He was released into the attraction’s breeding marsh with dozens of other alligators Saturday. —Dewayne Bevil, The Orlando Sentinel, 27 Apr. 2026

The collision caused Lewis' car to veer off the road and into the marsh off the side of the road. —Michele Gile, CBS News, 23 Apr. 2026

Book a kayak or paddleboard tour with Outer Banks Kayak Adventures for a morning or moonlight paddle through the marshes of the Roanoke Sound and Cape Hatteras National Seashore. —Betsy Cribb Watson, Southern Living, 19 Apr. 2026

Also, you’d be surprised how many turkey hunters won’t cross a creek or a marsh. —Alex Robinson, Outdoor Life, 16 Apr. 2026

Word History

Etymology

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

First Known Use

before the 12th century, in the meaning defined above

Phrases Containing marsh

• marsh elder
• marsh gas
• marsh hawk
• marsh hen
• marsh mallow
• marsh marigold
• marsh pink
• salt marsh

Rhymes for marsh

• harsh

Kids Definition

marsh

noun

ˈmärsh 

: an area of soft wet land usually overgrown by grasses and sedges

marshy

ˈmär-shē

adjective

Biographical Definition

Marsh

biographical name

ˈmärsh 

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