D defs.my
Entry 1 sense Webster, 1913

Fen

/(fĕn)/ · IPA /fɛn/
01 n. Low land overflowed, or covered wholly or partially with water, but producing sedge, coarse grasses, or other aquatic plants; boggy land; m…
  1. 1.
    Low land overflowed, or covered wholly or partially with water, but producing sedge, coarse grasses, or other aquatic plants; boggy land; moor; marsh.
    “'Mid reedy fens wide spread.” Wordsworth.
Phrases & compounds
Fen boat — a boat of light draught used in marshes.
Fen duck — a wild duck inhabiting fens; the shoveler.
Fen fowl — any water fowl that frequent fens.
Fen goose — the graylag goose of Europe.
Fen land — swamp land.