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marsh wren

noun
  1. Also called long-billed marsh wren. a North American wren, Cistothorus palustris, that inhabits tall reed beds.
  2. sedge wren.
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Origin of marsh wren

An Americanism dating back to 1785–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018