marshnoun
uk/mɑːʃ/us/mɑːrʃ/[ C or U ] ground near a lake, a river, or the sea that often floods and is always wet:
At the mouth of the river is a large area of marsh.
Rain had been falling steadily all day and the ground had become a marsh.
marshes [ plural ] UK
a large area of marsh:
At low tide in the estuary, cows graze on the marshes.
Thesaurus: synonyms and related words
Geography: wetland
- bog
- boggy
- fen
- floodplain
- marshland
- marshy
- mire
- morass
- peat bog
- quagmire
- quicksand
- slough
- swamp
- swamp gas
- swampland
- swampy
- water meadow
- waterlogged
- wetland