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[duhk-weed] /ˈdʌkˌwid/
any plant of the family Lemnaceae, especially of the genus Lemna, comprising small aquatic plants that float free on still water.
Origin of duckweed
late Middle English
1400-50; late Middle English dockewede; so called because eaten by ducks Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for duckweed
Historical Examples
  • Many of the craters half-filled with water already had duckweed growing.

    Fanny Goes to War Pat Beauchamp
  • He wants a pond or a muddy brook, and plenty of duckweed to hide under.

    Pond and Stream Arthur Ransome
  • A freshwater Hydra, growing on the duckweed usually multiplies by budding.

  • I stayed by a large pond to look at the shadows of the trees on the green surface of duckweed.

    The Open Air Richard Jefferies
  • There she stood upon the bank a dripping object, her nice dress all coated with duckweed and green slime.

  • Elsewhere we encountered deep pools covered with water lilies and duckweed.

    Abb Aubain and Mosaics Prosper Mrime
  • On the 4th November they saw patches of duckweed and a seal, and inferred their vicinity to land.

  • "No, it was in the deep pool under the weeping willow, where the duckweed grows so rank in summer," said Carey.

    Henrietta's Wish Charlotte M. Yonge
  • But the farm had fallen on evil days at the hands of Paddy Magragh, and the reservoir was choked with cresses and duckweed.

    Lives of the Fur Folk M. D. Haviland
  • I hope we havent spilt the sermon, though, or got any duckweed down it.

    Cradock Nowell, Vol. 2 (of 3) Richard Doddridge Blackmore
British Dictionary definitions for duckweed


any of various small stemless aquatic plants of the family Lemnaceae, esp any of the genus Lemna, that have rounded leaves and occur floating on still water in temperate regions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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