fennoun [ C or U ]
uk/fen/us/fen/also fenland,an area of low, flat, wet land in England:
areas of marsh and fen
The road to Ely leads out across the fens.
Thesaurus: synonyms and related words
Geography: wetland
- bog
- boggy
- floodplain
- marsh
- marshland
- marshy
- mire
- morass
- peat bog
- quagmire
- quicksand
- slough
- swamp
- swamp gas
- swampland
- swampy
- water meadow
- waterlogged
- wetland